diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index f869ba3..42f14ad 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -1,10 +1,6 @@
 name: Go
 
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
+on: [push]
 
 jobs:
 
@@ -22,4 +18,9 @@ jobs:
       run: go build -v ./...
 
     - name: Test
-      run: go test -v ./...
+      run: go test -v -coverprofile=profile.cov ./...
+
+    - name: Send coverage
+      uses: shogo82148/actions-goveralls@v1
+      with:
+        path-to-profile: profile.cov
\ No newline at end of file
diff --git a/README.md b/README.md
index 45ee982..5b930f1 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,10 @@
 A lightweight IoC dependency injection container for Golang
 [![Build status](https://github.com/studyzy/iocgo/workflows/Go/badge.svg)](https://github.com/studyzy/iocgo/actions)
 
+[![Coverage Status](https://coveralls.io/repos/github/studyzy/iocgo/badge.svg)](https://coveralls.io/github/studyzy/iocgo)
+
 English | [中文](https://github.com/studyzy/iocgo/blob/main/README-zh_CN.md)
+
 # How to use
 ## Installation
 it requires Go 1.15 or newer versions.