diff --git a/zk/base.py b/zk/base.py
index 969b14d..7177aa4 100644
--- a/zk/base.py
+++ b/zk/base.py
@@ -305,6 +305,9 @@ class ZK(object):
                         'message': 'failed',
                         'data': ''
                     }
+            else:
+                cmd_response['data'] = ''
+                return cmd_response
         else:
             cmd_response['data'] = ''
             return cmd_response