diff --git a/python/paddle/fluid/__init__.py b/python/paddle/fluid/__init__.py
index f9f3807b1567eaf0be20b522154552a8b157583f..2c17716500ababfab3216a5ec47fecca30065ff1 100644
--- a/python/paddle/fluid/__init__.py
+++ b/python/paddle/fluid/__init__.py
@@ -155,7 +155,7 @@ def __bootstrap__():
             'fraction_of_gpu_memory_to_use', 'cudnn_deterministic',
             'enable_cublas_tensor_op_math', 'conv_workspace_size_limit',
             'cudnn_exhaustive_search', 'memory_optimize_debug', 'selected_gpus',
-            'cudnn_exhaustive_search_times', 'sync_nccl_allreduce'
+            'sync_nccl_allreduce'
         ]
 
     core.init_gflags([sys.argv[0]] +