diff --git a/tests/document/validation.py b/tests/document/validation.py
index aaf6b0cc..0f67f50a 100644
--- a/tests/document/validation.py
+++ b/tests/document/validation.py
@@ -137,7 +137,7 @@ class ValidatorErrorTest(unittest.TestCase):
         try:
             doc.save()
         except ValidationError, e:
-            self.assertTrue("SubDoc:test" in e.message)
+            self.assertTrue("Doc:test" in e.message)
             self.assertEqual(e.to_dict(), {
                 'e.val': 'Field is required'})