diff --git a/CHANGELOG.md b/CHANGELOG.md
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@@ -1,3 +1,6 @@
+## 2025-01-19
+* Added strict Branch without any depricated element in the XSD Schema for validation and testing purposes.
+
 ## 2024-06-21
 
 * Completed list of allowed unit identifiers in the WIKI [>> units list](wiki/doc/UnitSystem.md)