diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..9aa49e2
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,31 @@
+name: Main
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.15
+
+    - name: Test
+      run: go test -coverprofile=coverage.out ./...
+    
+    - name: Convert coverage
+      uses: jandelgado/gcov2lcov-action@v1.0.5
+
+    - name: Upload coverage
+      uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ secrets.github_token }}
+        path-to-lcov: coverage.lcov
diff --git a/README.md b/README.md
index 0479ced..ca82202 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,8 @@
-[![wercker status](https://app.wercker.com/status/78c21e65a51c7d938faf021bd3220916/s "wercker status")](https://app.wercker.com/project/bykey/78c21e65a51c7d938faf021bd3220916)
+[![PkgGoDev](https://pkg.go.dev/badge/github.com/looplab/tarjan)](https://pkg.go.dev/github.com/looplab/tarjan)
+![Bulid Status](https://github.com/looplab/tarjan/actions/workflows/main.yml/badge.svg)
 [![Coverage Status](https://img.shields.io/coveralls/looplab/tarjan.svg)](https://coveralls.io/r/looplab/tarjan)
-[![GoDoc](https://godoc.org/github.com/looplab/tarjan?status.svg)](https://godoc.org/github.com/looplab/tarjan)
 [![Go Report Card](https://goreportcard.com/badge/looplab/tarjan)](https://goreportcard.com/report/looplab/tarjan)
 
-
 # Tarjan
 
 Tarjan is a graph loop detection function using Tarjan's algorithm.
@@ -20,7 +19,6 @@ Gustavo Niemeyer: http://labix.org
 
 For API docs and examples see http://godoc.org/github.com/looplab/tarjan
 
-
 # Example
 
 ```go
@@ -41,7 +39,6 @@ fmt.Println(output)
 // [[3 2 1] [7 6] [5 4] [8]]
 ```
 
-
 # License
 
 Tarjan is licensed under Apache License 2.0
diff --git a/wercker.yml b/wercker.yml
deleted file mode 100644
index fd34744..0000000
--- a/wercker.yml
+++ /dev/null
@@ -1,33 +0,0 @@
-box: golang
-
-dev:
-  steps:
-    - internal/watch:
-        code: |
-          go build ./...
-        reload: true
-
-build:
-  steps:
-    - wercker/setup-go-workspace:
-      package-dir: github.com/looplab/tarjan
-
-    - wercker/golint
-
-    - script:
-        name: go get
-        code: |
-          cd $WERCKER_SOURCE_DIR
-          go version
-          go get -t ./...
-
-    - script:
-        name: go build
-        code: |
-          go build ./...
-
-    - script:
-        name: go test
-        code: |
-          go get github.com/mattn/goveralls
-          goveralls -v -service wercker.com