diff --git a/python/paddle/v2/fluid/framework.py b/python/paddle/v2/fluid/framework.py
index a12427258e9d3142abcb84249a10dabd8e96b792..36f20d9155f281ad3481a5f327c1f87ab08b63cf 100644
--- a/python/paddle/v2/fluid/framework.py
+++ b/python/paddle/v2/fluid/framework.py
@@ -490,7 +490,7 @@ class Operator(object):
             'feed', 'fetch', 'save', 'load', 'recurrent',
             'rnn_memory_helper_grad', 'conditional_block', 'while', 'send',
             'recv', 'listen_and_serv', 'parallel_do', 'save_combine',
-            'load_combine'
+            'load_combine', 'ncclInit'
         }
         if type not in no_kernel_op_set:
             self.desc.infer_var_type(self.block.desc)