diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0816b3e..2dfa5b2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Add test check URLs of vendors.
 - Add test of match current week number on clock module with showWeek configuration.
 - Add test default modules present modules/default/defaultmodules.js.
+- Add unit test calendar_modules function capFirst.
 
 ### Updated
 - Added missing keys to Polish translation.