diff --git a/ch4-rpc/ch4-06-grpc-ext.md b/ch4-rpc/ch4-06-grpc-ext.md
index c9d1507..1f46307 100644
--- a/ch4-rpc/ch4-06-grpc-ext.md
+++ b/ch4-rpc/ch4-06-grpc-ext.md
@@ -125,10 +125,15 @@ protoc  \
 	--proto_path=${GOPATH}/src \
 	--proto_path=${GOPATH}/src/github.com/google/protobuf/src \
 	--proto_path=. \
-	--govalidators_out=. \
+	--govalidators_out=. --go_out=plugins=grpc:.\
 	hello.proto
 ```
 
+> windows:
+```
+protoc  --proto_path=%GOPATH%/src --proto_path=%GOPATH%/src/github.com/google/protobuf/src --proto_path=. --govalidators_out=. --go_out=plugins=grpc:. hello.proto
+```
+
 以上的命令会调用protoc-gen-govalidators程序，生成一个独立的名为hello.validator.pb.go的文件：
 
 ```go
@@ -213,10 +218,15 @@ go get -u github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway
 $ protoc -I/usr/local/include -I. \
 	-I$GOPATH/src \
 	-I$GOPATH/src/github.com/grpc-ecosystem/grpc-gateway/third_party/googleapis \
-	--grpc-gateway_out=. \
+	--grpc-gateway_out=. --go_out=plugins=grpc:.\
 	hello.proto
 ```
 
+> windows:
+```
+protoc -I. -I%GOPATH%/src -I%GOPATH%/src/github.com/grpc-ecosystem/grpc-gateway/third_party/googleapis --grpc-gateway_out=. --go_out=plugins=grpc:. hello.proto
+```
+
 插件会为RestService服务生成对应的RegisterRestServiceHandlerFromEndpoint函数：
 
 ```go