Index: clang-tidy/add_new_check.py
===================================================================
--- clang-tidy/add_new_check.py
+++ clang-tidy/add_new_check.py
@@ -304,6 +304,8 @@
   write_docs(module_path, module, check_name)
   update_checks_list(clang_tidy_path)
   print('Done. Now it\'s your turn!')
+  print('Please remember to mention this check in docs/ReleaseNotes.rst '
+        '(in alphabetical order).')
 
 
 if __name__ == '__main__':