diff --git a/testsuite/run_cim_operations.py b/testsuite/run_cim_operations.py
index <HASH>..<HASH> 100755
--- a/testsuite/run_cim_operations.py
+++ b/testsuite/run_cim_operations.py
@@ -3337,6 +3337,7 @@ class ClassOperations(ClientClassTest):
                                                type='uint8')})
 
         # force propagated False for all properties
+        # Effictive V0.12.0 this is required.
         for p in test_class.properties:
             test_class.properties[p].propagated = False
Add comment as to why we set propagated