diff --git a/unittests/test_yaml_model_parser.py b/unittests/test_yaml_model_parser.py
index cd375ba8adbf0d96cf94ee56e627cafa942c9f1f..ae90a903f836e2b96886b65dc01491508472287e 100644
--- a/unittests/test_yaml_model_parser.py
+++ b/unittests/test_yaml_model_parser.py
@@ -579,7 +579,8 @@ prop1:
         parse_model_from_string(model_string)
 
 
-@mark.xfail("Issue is https://gitlab.com/linkahead/linkahead-advanced-user-tools/-/issues/57")
+@mark.xfail(reason="""Issue is
+ https://gitlab.com/linkahead/linkahead-advanced-user-tools/-/issues/57""")
 def test_inherit_properties():
     # TODO Is not even specified yet.
     model_string = """