diff --git a/python/examples/imdb/README.md b/python/examples/imdb/README.md
index afe18df861155ab6c6a116663eb443cccd7ec5ef..26b1bb2565d842ffbfadfbeb4cd7838b909832a9 100644
--- a/python/examples/imdb/README.md
+++ b/python/examples/imdb/README.md
@@ -12,5 +12,5 @@ python test_client_multithread.py inference.conf test.data 4 > result
 ```
 batch clienit，若batch size为4
 ```
-cat test.data | python test_client_batch inference.conf 4 > result
+cat test.data | python test_client_batch.py inference.conf 4 > result
 ```