diff --git a/tests/test_throttling.py b/tests/test_throttling.py
index 0563bd9d8..030e40acb 100644
--- a/tests/test_throttling.py
+++ b/tests/test_throttling.py
@@ -18,7 +18,9 @@ from rest_framework.throttling import (
     UserRateThrottle
 )
 from rest_framework.views import APIView
-from rest_framework.utils.throttling_duration_parser import parse_quantity_and_unit
+from rest_framework.utils.throttling_duration_parser import (
+    parse_quantity_and_unit
+)
 
 
 class User3SecRateThrottle(UserRateThrottle):