diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 30be7ad20c2bc00927e1554c1408ae8c93cbc0ef..1c640911b6e2f7e639c0e35b3ef99bec4beda48b 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -17,6 +17,7 @@ Fixed
 * Full day events didn't work in calendar.
 * Recurring events without until value weren't shown.
 * [Dev] AddressInputType missed country field.
+* Detail pages, e.g. for groups, did not work anymore.
 
 `4.0`_ - 2025-03-29
 -------------------