diff --git a/README.md b/README.md
index ada93af6e7935af95fdf27b07cd7d442b8aeb71f..7f2dc50e94d7e64b0d07c31855c7d2e18d60f737 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # gRPC Web Go client
 [![GoDoc](https://godoc.org/github.com/ktr0731/grpc-web-go-client/grpcweb?status.svg)](https://godoc.org/github.com/ktr0731/grpc-web-go-client/grpcweb)
-[![CircleCI](https://circleci.com/gh/ktr0731/grpc-web-go-client.svg?style=svg)](https://circleci.com/gh/ktr0731/grpc-web-go-client)  
+[![GitHub Actions](https://github.com/ktr0731/grpc-web-go-client/workflows/main/badge.svg)](https://github.com/ktr0731/grpc-web-go-client/actions)  
 
 *THE IMPLEMENTATION IS LACKING*