diff --git a/addons/test/misra/suppressions.txt b/addons/test/misra/suppressions.txt
index acac96847..a81b6b661 100644
--- a/addons/test/misra/suppressions.txt
+++ b/addons/test/misra/suppressions.txt
@@ -1,7 +1,7 @@
-misra_21.6:misra-suppressions1-test.c:7
-misra_14_4
-misra.5.2
-MISRA_16_4:misra-suppressions1-test.c
-MISRA.16.6:misra-suppressions1-test.c
-MISRA_4_1:misra-suppressions2-test.c
-MISRA.19_2:misra-suppressions2-test.c
+misra-c2012-21.6:*/misra-suppressions1-test.c:7
+misra-c2012-14.4
+misra-c2012-5.2
+misra-c2012-16.4:*/misra-suppressions1-test.c
+misra-c2012-16.6:*/misra-suppressions1-test.c
+misra-c2012-4.1:*/misra-suppressions2-test.c
+misra-c2012-19.2:*/misra-suppressions2-test.c
diff --git a/addons/test/test-misra.py b/addons/test/test-misra.py
index 305a22a45..a4d01b36e 100644
--- a/addons/test/test-misra.py
+++ b/addons/test/test-misra.py
@@ -117,7 +117,7 @@ def test_rules_suppression(checker, capsys):
         checker.parseDump(src + ".dump")
         captured = capsys.readouterr().err
         found = re.search(re_suppressed, captured)
-        assert(found is None)
+        assert found is None, 'Unexptected output:\n' + captured
         dump_remove(src)