diff --git a/rest_framework/throttling.py b/rest_framework/throttling.py
index 6d8b04f46..cd70e8660 100644
--- a/rest_framework/throttling.py
+++ b/rest_framework/throttling.py
@@ -118,7 +118,7 @@ class SimpleRateThrottle(BaseThrottle):
         """
         if self.rate is None:
             return True
-            
+
         if request.method == 'OPTIONS':
             return True