diff --git a/COPYING b/COPYING
index befef65a..ac41de38 100644
--- a/COPYING
+++ b/COPYING
@@ -20,4 +20,4 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
-http://www.opensource.org/licenses/mit-license.php
+https://www.opensource.org/licenses/mit-license.php
diff --git a/doc/holidays/refresh b/doc/holidays/refresh
index 58a2ea5d..a936389d 100755
--- a/doc/holidays/refresh
+++ b/doc/holidays/refresh
@@ -21,7 +21,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/doc/man/timew.1.in b/doc/man/timew.1.in
index c870d4e2..c7617652 100644
--- a/doc/man/timew.1.in
+++ b/doc/man/timew.1.in
@@ -844,7 +844,7 @@ Time tracking data files.
 Copyright (C) 2015 \- 2018 P. Beckingham, F. Hernandez.
 
 Timewarrior is distributed under the MIT license. See
-http://www.opensource.org/licenses/mit-license.php for more information.
+https://www.opensource.org/licenses/mit-license.php for more information.
 
 .SH SEE ALSO
 For more information regarding Timewarrior, see the following:
diff --git a/doc/themes/dark.theme b/doc/themes/dark.theme
index 7fba21bf..469e81f7 100644
--- a/doc/themes/dark.theme
+++ b/doc/themes/dark.theme
@@ -20,7 +20,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/doc/themes/dark_blue.theme b/doc/themes/dark_blue.theme
index c83d0da9..4a74dd62 100644
--- a/doc/themes/dark_blue.theme
+++ b/doc/themes/dark_blue.theme
@@ -20,7 +20,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/doc/themes/dark_green.theme b/doc/themes/dark_green.theme
index 337f3569..f1b7592a 100644
--- a/doc/themes/dark_green.theme
+++ b/doc/themes/dark_green.theme
@@ -20,7 +20,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/doc/themes/dark_red.theme b/doc/themes/dark_red.theme
index 5e9ff188..388a1f9b 100644
--- a/doc/themes/dark_red.theme
+++ b/doc/themes/dark_red.theme
@@ -20,7 +20,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/ext/on-modify.timewarrior b/ext/on-modify.timewarrior
index 5821c86d..2d37840e 100755
--- a/ext/on-modify.timewarrior
+++ b/ext/on-modify.timewarrior
@@ -21,7 +21,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/ext/totals.py b/ext/totals.py
index 728cd032..eb2531ef 100755
--- a/ext/totals.py
+++ b/ext/totals.py
@@ -21,7 +21,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/src/CLI.cpp b/src/CLI.cpp
index 5e345df7..15c15e44 100644
--- a/src/CLI.cpp
+++ b/src/CLI.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/CLI.h b/src/CLI.h
index 413a8d3d..3b94bdfe 100644
--- a/src/CLI.h
+++ b/src/CLI.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Database.cpp b/src/Database.cpp
index bf7bf936..130da872 100644
--- a/src/Database.cpp
+++ b/src/Database.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Database.h b/src/Database.h
index 704dff28..26e0e80c 100644
--- a/src/Database.h
+++ b/src/Database.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Datafile.cpp b/src/Datafile.cpp
index 3db31109..4685dfee 100644
--- a/src/Datafile.cpp
+++ b/src/Datafile.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Datafile.h b/src/Datafile.h
index 24b5d5ed..4fc54684 100644
--- a/src/Datafile.h
+++ b/src/Datafile.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Exclusion.cpp b/src/Exclusion.cpp
index e4b4c087..258aae9f 100644
--- a/src/Exclusion.cpp
+++ b/src/Exclusion.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Exclusion.h b/src/Exclusion.h
index e30894ac..9935d442 100644
--- a/src/Exclusion.h
+++ b/src/Exclusion.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Extensions.cpp b/src/Extensions.cpp
index a4e697e9..dcb24b71 100644
--- a/src/Extensions.cpp
+++ b/src/Extensions.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Extensions.h b/src/Extensions.h
index 3204d858..848a8a85 100644
--- a/src/Extensions.h
+++ b/src/Extensions.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Interval.cpp b/src/Interval.cpp
index bc4355d7..d47f2560 100644
--- a/src/Interval.cpp
+++ b/src/Interval.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Interval.h b/src/Interval.h
index 73a2a0bd..92fcc374 100644
--- a/src/Interval.h
+++ b/src/Interval.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Range.cpp b/src/Range.cpp
index 3fe139fb..9f6db0c6 100644
--- a/src/Range.cpp
+++ b/src/Range.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Range.h b/src/Range.h
index 47663b9d..3002618e 100644
--- a/src/Range.h
+++ b/src/Range.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Rules.cpp b/src/Rules.cpp
index a35d4769..c3269f8a 100644
--- a/src/Rules.cpp
+++ b/src/Rules.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/Rules.h b/src/Rules.h
index 9669c5dc..34c5fe36 100644
--- a/src/Rules.h
+++ b/src/Rules.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdCancel.cpp b/src/commands/CmdCancel.cpp
index 3c47112a..410c1d7d 100644
--- a/src/commands/CmdCancel.cpp
+++ b/src/commands/CmdCancel.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdChart.cpp b/src/commands/CmdChart.cpp
index 605bcd5a..a4502df7 100644
--- a/src/commands/CmdChart.cpp
+++ b/src/commands/CmdChart.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdConfig.cpp b/src/commands/CmdConfig.cpp
index 2c9f98a8..1af568d5 100644
--- a/src/commands/CmdConfig.cpp
+++ b/src/commands/CmdConfig.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdContinue.cpp b/src/commands/CmdContinue.cpp
index b8976c36..f5a65c9b 100644
--- a/src/commands/CmdContinue.cpp
+++ b/src/commands/CmdContinue.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdDefault.cpp b/src/commands/CmdDefault.cpp
index d7045f47..e33cc9be 100644
--- a/src/commands/CmdDefault.cpp
+++ b/src/commands/CmdDefault.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdDelete.cpp b/src/commands/CmdDelete.cpp
index 351b07a3..43e7a6b6 100644
--- a/src/commands/CmdDelete.cpp
+++ b/src/commands/CmdDelete.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdDiagnostics.cpp b/src/commands/CmdDiagnostics.cpp
index 6394634f..a1feb6c2 100644
--- a/src/commands/CmdDiagnostics.cpp
+++ b/src/commands/CmdDiagnostics.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdExport.cpp b/src/commands/CmdExport.cpp
index 1756646f..015d2dd6 100644
--- a/src/commands/CmdExport.cpp
+++ b/src/commands/CmdExport.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdExtensions.cpp b/src/commands/CmdExtensions.cpp
index ac459cad..2fcc79bd 100644
--- a/src/commands/CmdExtensions.cpp
+++ b/src/commands/CmdExtensions.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdFill.cpp b/src/commands/CmdFill.cpp
index e0cb6f55..18765ccb 100644
--- a/src/commands/CmdFill.cpp
+++ b/src/commands/CmdFill.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdGaps.cpp b/src/commands/CmdGaps.cpp
index 93fe958f..d938e5c2 100644
--- a/src/commands/CmdGaps.cpp
+++ b/src/commands/CmdGaps.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdGet.cpp b/src/commands/CmdGet.cpp
index ae6cb70f..6dd91141 100644
--- a/src/commands/CmdGet.cpp
+++ b/src/commands/CmdGet.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdHelp.cpp b/src/commands/CmdHelp.cpp
index 276f27ec..abd8ea47 100644
--- a/src/commands/CmdHelp.cpp
+++ b/src/commands/CmdHelp.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdJoin.cpp b/src/commands/CmdJoin.cpp
index 3dbf707d..336eb4ec 100644
--- a/src/commands/CmdJoin.cpp
+++ b/src/commands/CmdJoin.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdLengthen.cpp b/src/commands/CmdLengthen.cpp
index 5154331f..d76127f2 100644
--- a/src/commands/CmdLengthen.cpp
+++ b/src/commands/CmdLengthen.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdMove.cpp b/src/commands/CmdMove.cpp
index d42042e3..2d8ebfb8 100644
--- a/src/commands/CmdMove.cpp
+++ b/src/commands/CmdMove.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdReport.cpp b/src/commands/CmdReport.cpp
index 4e66733a..3be98138 100644
--- a/src/commands/CmdReport.cpp
+++ b/src/commands/CmdReport.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdResize.cpp b/src/commands/CmdResize.cpp
index 9158551f..d5712853 100644
--- a/src/commands/CmdResize.cpp
+++ b/src/commands/CmdResize.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdShorten.cpp b/src/commands/CmdShorten.cpp
index d0e15e54..b46218f6 100644
--- a/src/commands/CmdShorten.cpp
+++ b/src/commands/CmdShorten.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdShow.cpp b/src/commands/CmdShow.cpp
index 0e2d7106..0d5421dc 100644
--- a/src/commands/CmdShow.cpp
+++ b/src/commands/CmdShow.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdSplit.cpp b/src/commands/CmdSplit.cpp
index 07c80cb4..d8358458 100644
--- a/src/commands/CmdSplit.cpp
+++ b/src/commands/CmdSplit.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdStart.cpp b/src/commands/CmdStart.cpp
index a2260cf1..7367825c 100644
--- a/src/commands/CmdStart.cpp
+++ b/src/commands/CmdStart.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdStop.cpp b/src/commands/CmdStop.cpp
index 22f4f97f..327b5c97 100644
--- a/src/commands/CmdStop.cpp
+++ b/src/commands/CmdStop.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdSummary.cpp b/src/commands/CmdSummary.cpp
index fb776c3a..7df24277 100644
--- a/src/commands/CmdSummary.cpp
+++ b/src/commands/CmdSummary.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdTag.cpp b/src/commands/CmdTag.cpp
index e28b6034..886e50a3 100644
--- a/src/commands/CmdTag.cpp
+++ b/src/commands/CmdTag.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdTags.cpp b/src/commands/CmdTags.cpp
index aa3d50e2..171e3114 100644
--- a/src/commands/CmdTags.cpp
+++ b/src/commands/CmdTags.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdTrack.cpp b/src/commands/CmdTrack.cpp
index 5cdfeabd..c54ab58e 100644
--- a/src/commands/CmdTrack.cpp
+++ b/src/commands/CmdTrack.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/CmdUntag.cpp b/src/commands/CmdUntag.cpp
index b14d2b73..f459266d 100644
--- a/src/commands/CmdUntag.cpp
+++ b/src/commands/CmdUntag.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/commands/commands.h b/src/commands/commands.h
index 3aa7b46b..8a6a5bdf 100644
--- a/src/commands/commands.h
+++ b/src/commands/commands.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/data.cpp b/src/data.cpp
index 70826f40..7d457f46 100644
--- a/src/data.cpp
+++ b/src/data.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/dom.cpp b/src/dom.cpp
index 03c382d8..a8a9c29d 100644
--- a/src/dom.cpp
+++ b/src/dom.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/helper.cpp b/src/helper.cpp
index ee0c54cb..a31fb255 100644
--- a/src/helper.cpp
+++ b/src/helper.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/init.cpp b/src/init.cpp
index 9ca7be4c..bc095af3 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/log.cpp b/src/log.cpp
index 2c391411..46e485dc 100644
--- a/src/log.cpp
+++ b/src/log.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/timew.cpp b/src/timew.cpp
index dfa25cac..23f52d3d 100644
--- a/src/timew.cpp
+++ b/src/timew.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/timew.h b/src/timew.h
index 1fe42cca..5eeee8bb 100644
--- a/src/timew.h
+++ b/src/timew.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/util.cpp b/src/util.cpp
index 25360f2a..38027855 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/validate.cpp b/src/validate.cpp
index 7d1c24bd..b18efb73 100644
--- a/src/validate.cpp
+++ b/src/validate.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/bash_tap.sh b/test/bash_tap.sh
index b9dce0f7..aa3850dc 100644
--- a/test/bash_tap.sh
+++ b/test/bash_tap.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # For more information, see https://github.com/wbsch/bash_tap
-# Subject to the MIT License. See LICENSE file or http://opensource.org/licenses/MIT
+# Subject to the MIT License. See LICENSE file or https://opensource.org/licenses/MIT
 # Copyright (c) 2015-2018 Wilhelm Schürmann
 
 function bashtap_on_error {
diff --git a/test/bash_tap_ti.sh b/test/bash_tap_ti.sh
index ac7b0710..1b228696 100644
--- a/test/bash_tap_ti.sh
+++ b/test/bash_tap_ti.sh
@@ -8,7 +8,7 @@
 # "timewarrior.cfg" is a file set up in bash_tap_ti.sh:setup_cfg(), and can be
 # appended to or changed as needed.
 #
-# Subject to the MIT License. See LICENSE file or http://opensource.org/licenses/MIT
+# Subject to the MIT License. See LICENSE file or https://opensource.org/licenses/MIT
 # Copyright (c) 2015-2018 Wilhelm Schürmann
 
 function setup_cfg {
diff --git a/test/cancel.t b/test/cancel.t
index e4f2763d..5e05fd29 100755
--- a/test/cancel.t
+++ b/test/cancel.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/chart.t b/test/chart.t
index c9a5c4f8..edf81f7a 100755
--- a/test/chart.t
+++ b/test/chart.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/cli.t b/test/cli.t
index d15ed279..9036459f 100755
--- a/test/cli.t
+++ b/test/cli.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/clock.t b/test/clock.t
index e9a7f4d3..c70f140f 100755
--- a/test/clock.t
+++ b/test/clock.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/config.t b/test/config.t
index a11a7b3f..87766e40 100755
--- a/test/config.t
+++ b/test/config.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/continue.t b/test/continue.t
index 1d565a83..f4a03ca2 100755
--- a/test/continue.t
+++ b/test/continue.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/data.t.cpp b/test/data.t.cpp
index 837e7faa..4187a5dd 100644
--- a/test/data.t.cpp
+++ b/test/data.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/delete.t b/test/delete.t
index cef74e48..6ba32814 100755
--- a/test/delete.t
+++ b/test/delete.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/dom.t b/test/dom.t
index 9aaf58e7..e9da59af 100755
--- a/test/dom.t
+++ b/test/dom.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/exclusion.t.cpp b/test/exclusion.t.cpp
index 0b3f579e..11be3c3c 100644
--- a/test/exclusion.t.cpp
+++ b/test/exclusion.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/export.t b/test/export.t
index 62b0924f..1b8ee9b8 100755
--- a/test/export.t
+++ b/test/export.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/extensions.t b/test/extensions.t
index d3fb01db..7e28f555 100755
--- a/test/extensions.t
+++ b/test/extensions.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/fill.t b/test/fill.t
index c882efef..c0f11a35 100755
--- a/test/fill.t
+++ b/test/fill.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/gaps.t b/test/gaps.t
index 13ffb65c..4ebaf852 100755
--- a/test/gaps.t
+++ b/test/gaps.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/helper.t.cpp b/test/helper.t.cpp
index 287c0183..fb344e44 100644
--- a/test/helper.t.cpp
+++ b/test/helper.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/ids.t b/test/ids.t
index 9c49e734..2440dc02 100755
--- a/test/ids.t
+++ b/test/ids.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/interval.t.cpp b/test/interval.t.cpp
index b6c6ad91..e355ef12 100644
--- a/test/interval.t.cpp
+++ b/test/interval.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/join.t b/test/join.t
index 970a7db5..1da17d5e 100755
--- a/test/join.t
+++ b/test/join.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/lengthen.t b/test/lengthen.t
index d8c10287..598914da 100755
--- a/test/lengthen.t
+++ b/test/lengthen.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/move.t b/test/move.t
index 5c5f8d6b..fa88eb37 100755
--- a/test/move.t
+++ b/test/move.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/quiet.t b/test/quiet.t
index b10720d4..9c67376d 100755
--- a/test/quiet.t
+++ b/test/quiet.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/range.t.cpp b/test/range.t.cpp
index b618ff1a..2f60ddff 100644
--- a/test/range.t.cpp
+++ b/test/range.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/resize.t b/test/resize.t
index a8ccc0ae..b7d46e11 100755
--- a/test/resize.t
+++ b/test/resize.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/rules.t.cpp b/test/rules.t.cpp
index c2555f28..7ca43559 100644
--- a/test/rules.t.cpp
+++ b/test/rules.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/shorten.t b/test/shorten.t
index 798a6b81..457bf930 100755
--- a/test/shorten.t
+++ b/test/shorten.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/simpletap/__init__.py b/test/simpletap/__init__.py
index e896c1b7..19fe3e3c 100644
--- a/test/simpletap/__init__.py
+++ b/test/simpletap/__init__.py
@@ -21,7 +21,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/split.t b/test/split.t
index 41622330..6c92e80f 100755
--- a/test/split.t
+++ b/test/split.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/start.t b/test/start.t
index a563aa86..bbb1b190 100755
--- a/test/start.t
+++ b/test/start.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/stop.t b/test/stop.t
index 07e8601f..504ae766 100755
--- a/test/stop.t
+++ b/test/stop.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/summary.t b/test/summary.t
index 95eb5294..2f87ade4 100755
--- a/test/summary.t
+++ b/test/summary.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/tag.t b/test/tag.t
index cdc748eb..a8eebf3b 100755
--- a/test/tag.t
+++ b/test/tag.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/tags.t b/test/tags.t
index 19dc9903..a55804f4 100755
--- a/test/tags.t
+++ b/test/tags.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/template.t b/test/template.t
index 1db1e472..7a86439f 100644
--- a/test/template.t
+++ b/test/template.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/test.cpp b/test/test.cpp
index 29921473..292cc958 100644
--- a/test/test.cpp
+++ b/test/test.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/test.h b/test/test.h
index 557d9f06..bd8a3c0f 100644
--- a/test/test.h
+++ b/test/test.h
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/test_totals.t b/test/test_totals.t
index 1b654009..54f93dd0 100755
--- a/test/test_totals.t
+++ b/test/test_totals.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/track.t b/test/track.t
index 37357791..20041f3d 100755
--- a/test/track.t
+++ b/test/track.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################
 
diff --git a/test/util.t.cpp b/test/util.t.cpp
index 815e8ec7..83e4a33c 100644
--- a/test/util.t.cpp
+++ b/test/util.t.cpp
@@ -20,7 +20,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 //
-// http://www.opensource.org/licenses/mit-license.php
+// https://www.opensource.org/licenses/mit-license.php
 //
 ////////////////////////////////////////////////////////////////////////////////
 
diff --git a/test/version.t b/test/version.t
index 99d148e9..e4d4a925 100755
--- a/test/version.t
+++ b/test/version.t
@@ -22,7 +22,7 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 #
-# http://www.opensource.org/licenses/mit-license.php
+# https://www.opensource.org/licenses/mit-license.php
 #
 ###############################################################################