diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1a4c15b8926f0311493561131634c0adf878f67b..ca3a77a2aaf04e14950f9310cbbe70d5349dc785 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Tests for `BEFORE`, `AFTER`, `UNTIL`, `SINCE` keywords for query
   transaction filters
   [caosdb-server#132](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/132)
+* Tests for missing obligatory Properties
+  [caosdb-server#146](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/146)
+
 
 ### Changed (for changes in existing functionality)