diff --git a/readme-cn.md b/readme-cn.md
index 05793625..15bcc0ff 100644
--- a/readme-cn.md
+++ b/readme-cn.md
@@ -161,6 +161,16 @@ GO111MODULE=on GOPROXY=https://goproxy.cn/,direct go get -u github.com/tal-tech/
 
   [https://zeromicro.github.io/go-zero](https://zeromicro.github.io/go-zero)
 
+* 常见问题
+
+  * 因为 `etcd` 和 `grpc` 兼容性问题，请使用 `grpc@v1.29.1`
+
+    `google.golang.org/grpc v1.29.1`
+
+  * 因为 `protobuf` 兼容性问题，请使用 `protocol-gen@v1.3.2`
+
+    `go get -u github.com/golang/protobuf/protoc-gen-go@v1.3.2`
+
 * awesome 系列（更多文章见『微服务实践』公众号）
   * [快速构建高并发微服务](https://github.com/tal-tech/zero-doc/blob/main/doc/shorturl.md)
   * [快速构建高并发微服务 - 多 RPC 版](https://github.com/tal-tech/zero-doc/blob/main/docs/zero/bookstore.md)
diff --git a/readme.md b/readme.md
index e2b9d836..0edccb00 100644
--- a/readme.md
+++ b/readme.md
@@ -216,6 +216,10 @@ go get -u github.com/tal-tech/go-zero
 
   `google.golang.org/grpc v1.29.1`
 
+* For protobuf compatibility, use `protocol-gen@v1.3.2`.
+
+  ` go get -u github.com/golang/protobuf/protoc-gen-go@v1.3.2`
+
 ## 10. Chat group
 
 Join the chat via https://join.slack.com/t/go-zeroworkspace/shared_invite/zt-m39xssxc-kgIqERa7aVsujKNj~XuPKg