diff --git a/doc/source/development/contributing.rst b/doc/source/development/contributing.rst
index dc6fa3d100212..949b6bd475319 100644
--- a/doc/source/development/contributing.rst
+++ b/doc/source/development/contributing.rst
@@ -949,6 +949,9 @@ the expected correct result::
 
         assert_frame_equal(pivoted, expected)
 
+Please remember to add the Github Issue Number as a comment to a new test.
+E.g. "# brief comment, see GH#28907"
+
 Transitioning to ``pytest``
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~