diff --git a/doc/Run_On_NPU_CN.md b/doc/Run_On_NPU_CN.md
index 2919ae7290071b409852634e4274911d8f46992b..74a438bca1e4bfa0016c4165ab1edb372ef62268 100644
--- a/doc/Run_On_NPU_CN.md
+++ b/doc/Run_On_NPU_CN.md
@@ -75,7 +75,7 @@ go env -w GOPROXY=https://goproxy.cn,direct
 go install github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway@v1.15.2
 go install github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger@v1.15.2
 go install github.com/golang/protobuf/protoc-gen-go@v1.4.3
-go install google.golang.org/grpc@v1.33.0
+go install google.golang.org/grpc@v1.33.1
 go env -w GO111MODULE=auto
 ```
 
@@ -193,4 +193,4 @@ python3 -m paddle_serving_server.serve --model resnet_v2_50_imagenet_model --thr
 ## 其他说明
 
 ### NPU芯片支持相关参考资料
-* [昇腾NPU芯片运行飞桨](https://www.paddlepaddle.org.cn/documentation/docs/zh/guides/09_hardware_support/npu_docs/paddle_install_cn.html)
\ No newline at end of file
+* [昇腾NPU芯片运行飞桨](https://www.paddlepaddle.org.cn/documentation/docs/zh/guides/09_hardware_support/npu_docs/paddle_install_cn.html)