diff --git a/tests/test_core_config.py b/tests/test_core_config.py
index dae50bae0970d..6c7e188df6dd9 100644
--- a/tests/test_core_config.py
+++ b/tests/test_core_config.py
@@ -181,7 +181,8 @@ def test_validate_stun_or_turn_url() -> None:
     invalid_urls = (
         "custom_stun_server",
         "custom_stun_server:3478",
-        "bum:custom_stun_server:3478" "http://blah.com:80",
+        "bum:custom_stun_server:3478",
+        "http://blah.com:80",
     )
 
     valid_urls = (