diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64b09402bc3f762a771a6df118ab8ccdc5b4553e..9bd479a63f27e29fd930ae5f087692f1d8d4307f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,8 +18,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Removed
 
+* `IdOnly` flag (see https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/187).
+  The flags was not working anyways. However, `SELECT id FROM ...` queries are
+  now optimized in the way the `IdOnly` flag was supposed to do.
+
 ### Fixed
 
+* #181 CQL's `UPDATED` filter.
+  (https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/181)
 * #183 No reasonable error when using bad datetime format.
   (https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/183)
 * #127 "nan" as value (list item) in properties with data type "LIST<DOUBLE>"