diff --git a/python/paddle/fluid/tests/unittests/dygraph_to_static/predictor_utils.py b/python/paddle/fluid/tests/unittests/dygraph_to_static/predictor_utils.py
index 75bff108dd43665df0fc1c8b166a935946b4fbc7..ba0adaf32e15db71162aed71c042100a0cd50e26 100644
--- a/python/paddle/fluid/tests/unittests/dygraph_to_static/predictor_utils.py
+++ b/python/paddle/fluid/tests/unittests/dygraph_to_static/predictor_utils.py
@@ -81,7 +81,7 @@ class PredictorTools(object):
                 tensor.set_lod(feed_data.lod())
 
         # ensure no diff in multiple repeat times
-        repeat_time = 10
+        repeat_time = 2
         for i in range(repeat_time):
             predictor.zero_copy_run()