diff --git a/qw/client.py b/qw/client.py
index 61b3092..7181047 100644
--- a/qw/client.py
+++ b/qw/client.py
@@ -17,7 +17,7 @@ class Client(redis.StrictRedis):
     def register_manager(self, name):
         self.sadd(self.ALL_MANAGERS, name)
 
-    def deregister_manager(self, name)    :
+    def deregister_manager(self, name):
         self.srem(self.ALL_MANAGERS, name)
 
     def register_worker(self, manager, name):