diff --git a/add_caffe_custom_layer.md b/add_caffe_custom_layer.md
index 2f393d75f5df6e6ce32793b55792f9ea459b3df5..6fb7a5ee5e4d269e5a7c61c634b1689962010354 100644
--- a/add_caffe_custom_layer.md
+++ b/add_caffe_custom_layer.md
@@ -64,7 +64,7 @@ bash ./toos/compile.sh /home/root/caffe/src/caffe/proto
   from . import roipooling
   ```
   
-***步骤三 运行转换代码***
+***步骤四 运行转换代码***
 ```
 # 在X2Paddle目录下安装x2paddle
 python setup.py install