diff --git a/caffe2fluid/prepare.md b/caffe2fluid/prepare.md
index 7a9a8740b280eec06e4b9a590e9fcc10813e98c2..c0e2181d754a710381ce72ab105117bbaf943a4c 100644
--- a/caffe2fluid/prepare.md
+++ b/caffe2fluid/prepare.md
@@ -31,7 +31,7 @@ pip uninstall protobuf
 pip install protobuf==3.6.0
 
 source deactivate
-> ```
+```
 
 ## 3. 在创建的python环境中使用caffe2fluid
 在第2步安装中，需要注意到这两行命令