diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 175971ef486578199f89f3d28a823adb8aa26835..d6581d2ecf119aab5837b24edc5c777df98087ab 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -17,6 +17,7 @@ Fixed
 * Full day events didn't work in calendar.
 * [Dev] AddressInputType missed country field.
 * Detail pages, e.g. for groups, did not work anymore.
+* The configured theme colors were not used by the frontend.
 
 `4.0`_ - 2025-03-29
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