diff --git a/doc/holidays/holidays.en-US b/doc/holidays/holidays.en-US
index 688e43aa..3729ad0c 100644
--- a/doc/holidays/holidays.en-US
+++ b/doc/holidays/holidays.en-US
@@ -1,37 +1,13 @@
-###############################################################################
-# International Holiday Data provided by Holidata.net
-# http://holidata.net/en-US/2015.json
-# http://holidata.net/en-US/2016.json
-#
-# Copyright 2006 - 2016, Paul Beckingham, Federico Hernandez.
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included
-# in all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# 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
-#
-###############################################################################
+# Holiday data provided by Holidata.net
+#   http://holidata.net/en-US/2016.json
+#   Generated 2016-05-18T09:03:49
 
 define holidays:
   en-US:
     2016_01_01 = New Year's Day
     2016_01_18 = Birthday of Martin Luther King, Jr.
-    2016_01_25 = Washington's Birthday
+    2016_02_15 = Washington's Birthday
+    2016_04_18 = Patriots' Day
     2016_04_18 = Patriots' Day
     2016_05_30 = Memorial Day
     2016_07_04 = Independence Day
@@ -40,4 +16,3 @@ define holidays:
     2016_11_11 = Veterans Day
     2016_11_24 = Thanksgiving Day
     2016_12_25 = Christmas Day
-