diff --git a/README.md b/README.md
index 491c42db..0359e027 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Go Micro [![License](https://img.shields.io/:license-apache-blue.svg)](https://opensource.org/licenses/Apache-2.0) [![Go.Dev reference](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/github.com/micro/go-micro?tab=doc) [![Travis CI](https://api.travis-ci.org/micro/go-micro.svg?branch=master)](https://travis-ci.org/micro/go-micro) [![Go Report Card](https://goreportcard.com/badge/micro/go-micro)](https://goreportcard.com/report/github.com/micro/go-micro)
+# Go Micro [![License](https://img.shields.io/:license-apache-blue.svg)](https://opensource.org/licenses/Apache-2.0) [![Go.Dev reference](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/github.com/micro/go-micro?tab=doc) [![Travis CI](https://api.travis-ci.org/micro/go-micro.svg?branch=master)](https://travis-ci.org/micro/go-micro) [![Go Report Card](https://goreportcard.com/badge/micro/go-micro)](https://goreportcard.com/report/github.com/micro/go-micro) <a href="https://slack.micro.mu"><img src="https://img.shields.io/badge/join-us%20on%20slack-gray.svg?longCache=true&logo=slack&colorB=brightgreen" alt="Slack Widget"></a>
 
 Go Micro is a framework for distributed systems development.
 
diff --git a/client/rpc_stream.go b/client/rpc_stream.go
index 7c880d88..426aafc4 100644
--- a/client/rpc_stream.go
+++ b/client/rpc_stream.go
@@ -130,15 +130,15 @@ func (r *rpcStream) Error() error {
 }
 
 func (r *rpcStream) Close() error {
-	r.RLock()
+	r.Lock()
 
 	select {
 	case <-r.closed:
-		r.RUnlock()
+		r.Unlock()
 		return nil
 	default:
 		close(r.closed)
-		r.RUnlock()
+		r.Unlock()
 
 		// send the end of stream message
 		if r.sendEOS {