diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 56269eb..81fecbf 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,16 +12,11 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-    # https://github.com/actions/setup-go/issues/21#issuecomment-565704236
-    - name: Install gotip
-      run: |
-        git clone --depth=1 https://go.googlesource.com/go $HOME/gotip
-        cd $HOME/gotip/src
-        ./make.bash
-        echo "GOROOT=$HOME/gotip" >> $GITHUB_ENV
-        echo "$HOME/gotip/bin:$PATH" >> $GITHUB_PATH
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v1
+      uses: actions/checkout@v2
+    - uses: actions/setup-go@v2
+      with:
+        go-version: '^1.18'
     - name: Declare some variables
       id: vars
       run: |
diff --git a/README.md b/README.md
index 83d377b..b698c7c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # go-generics-cache
 
-[![.github/workflows/test.yml](https://github.com/Code-Hex/go-generics-cache/actions/workflows/test.yml/badge.svg)](https://github.com/Code-Hex/go-generics-cache/actions/workflows/test.yml) [![codecov](https://codecov.io/gh/Code-Hex/go-generics-cache/branch/main/graph/badge.svg?token=Wm7UEwgiZu)](https://codecov.io/gh/Code-Hex/go-generics-cache)
+[![.github/workflows/test.yml](https://github.com/Code-Hex/go-generics-cache/actions/workflows/test.yml/badge.svg)](https://github.com/Code-Hex/go-generics-cache/actions/workflows/test.yml) [![codecov](https://codecov.io/gh/Code-Hex/go-generics-cache/branch/main/graph/badge.svg?token=Wm7UEwgiZu)](https://codecov.io/gh/Code-Hex/go-generics-cache) [![Go Reference](https://pkg.go.dev/badge/github.com/Code-Hex/go-generics-cache.svg)](https://pkg.go.dev/github.com/Code-Hex/go-generics-cache)
 
 go-generics-cache is an in-memory key:value store/cache that is suitable for applications running on a single machine. This in-memory cache uses [Go Generics](https://go.dev/blog/generics-proposal) which will be introduced in 1.18.