diff --git a/loki/batch/tests/test_transformation.py b/loki/batch/tests/test_transformation.py
index c410441c1..a69a42f05 100644
--- a/loki/batch/tests/test_transformation.py
+++ b/loki/batch/tests/test_transformation.py
@@ -629,8 +629,8 @@ def transform_subroutine(self, routine, **kwargs):
     assert comments[4].text == '! No !'
 
     # Check that the string representation is sane
-    assert '<YesTrafo  [test_transformation]' in str(pipe)
-    assert '<MaybeTrafo  [test_transformation]' in str(pipe)
-    assert '<MaybeNotTrafo  [test_transformation]' in str(pipe)
-    assert '<YesTrafo  [test_transformation]' in str(pipe)
-    assert '<NoTrafo  [test_transformation]' in str(pipe)
+    assert '<YesTrafo  [loki.batch.tests.test_transformation]' in str(pipe)
+    assert '<MaybeTrafo  [loki.batch.tests.test_transformation]' in str(pipe)
+    assert '<MaybeNotTrafo  [loki.batch.tests.test_transformation]' in str(pipe)
+    assert '<YesTrafo  [loki.batch.tests.test_transformation]' in str(pipe)
+    assert '<NoTrafo  [loki.batch.tests.test_transformation]' in str(pipe)