diff --git a/tests/validators/tests.py b/tests/validators/tests.py
index 295c6c899f..baa744a9a6 100644
--- a/tests/validators/tests.py
+++ b/tests/validators/tests.py
@@ -222,6 +222,7 @@ TEST_DATA = [
     (URLValidator(EXTENDED_SCHEMES), 'git+ssh://git@github.com/example/hg-git.git', None),
 
     (URLValidator(EXTENDED_SCHEMES), 'git://-invalid.com', ValidationError),
+    (URLValidator(), 'no_scheme', ValidationError),
     # Trailing newlines not accepted
     (URLValidator(), 'http://www.djangoproject.com/\n', ValidationError),
     (URLValidator(), 'http://[::ffff:192.9.5.5]\n', ValidationError),