diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 13a8ba8bf..036af4564 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -7,7 +7,7 @@ include_directories (${CMAKE_SOURCE_DIR}
                      ${TASK_INCLUDE_DIRS})
 
 set (test_SRCS autocomplete.t color.t config.t date.t directory.t dom.t
-               duration.t file.t i18n.t json.t list.t msg.t nibbler.t path.t
+               old_duration.t file.t i18n.t json.t list.t msg.t nibbler.t path.t
                rx.t t.t t2.t taskmod.t tdb2.t text.t tree.t uri.t utf8.t util.t
                view.t width.t json_test iso8601d.t iso8601p.t)
 
diff --git a/test/duration.t.cpp b/test/old_duration.t.cpp
similarity index 100%
rename from test/duration.t.cpp
rename to test/old_duration.t.cpp