diff --git a/README.md b/README.md
index e53be51f97b74d357126ffaca4e62c48449f776e..3007a253074135fc8eeb274bb93e2e3b2544a019 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ x2paddle --framework=tensorflow --model=tf_model.pb --save_dir=pd_model
 ```
 ### Caffe
 ```
-x2paddle --framework=caffe --prototxt=deploy.proto --weight=deploy.caffemodel --save_dir=pd_model
+x2paddle --framework=caffe --prototxt=deploy.prototxt --weight=deploy.caffemodel --save_dir=pd_model
 ```
 ### ONNX
 ```