diff --git a/octodns/provider/route53.py b/octodns/provider/route53.py
index 79bc341..4b7fe66 100644
--- a/octodns/provider/route53.py
+++ b/octodns/provider/route53.py
@@ -240,7 +240,7 @@ class Route53Provider(BaseProvider):
     HEALTH_CHECK_VERSION = '0001'
 
     def __init__(self, id, access_key_id=None, secret_access_key=None,
-                 max_changes=1000, client_max_attempts=None, 
+                 max_changes=1000, client_max_attempts=None,
                  session_token=None, *args, **kwargs):
         self.max_changes = max_changes
         _msg = 'access_key_id={}, secret_access_key=***, ' \