diff --git a/tests/unit/test_serving_retry.py b/tests/unit/test_serving_retry.py
index 26b9c92..3837e22 100644
--- a/tests/unit/test_serving_retry.py
+++ b/tests/unit/test_serving_retry.py
@@ -3,7 +3,6 @@
 from types import SimpleNamespace
 
 import pytest
-
 from harness import generic