diff --git a/tests/test_ws_router.py b/tests/test_ws_router.py
index 3b24c04ff..7c0fc7ab3 100644
--- a/tests/test_ws_router.py
+++ b/tests/test_ws_router.py
@@ -282,4 +282,4 @@ def test_websocket_tags():
     Verify that it is possible to add tags to websocket routes
     """
     route = next(route for route in app.routes if route.name == 'test-tags')
-    assert route.tags == ["test"]
\ No newline at end of file
+    assert route.tags == ["test"]