diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index e643ad1..b7af7ad 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
-        go-version: 1.18
+        go-version: oldstable
 
     - name: Build
       run: go build -v -tags dev ./...
@@ -25,6 +25,9 @@ jobs:
     - name: Test
       run: go test -v ./...
 
+    - name: Update coverage badge
+      uses: ncruces/go-coverage-report@v0.1.0
+
   macos:
     runs-on: macos-latest
     steps:
@@ -33,7 +36,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
-        go-version: 1.18
+        go-version: oldstable
 
     - name: Build
       run: go build -v ./...
@@ -49,7 +52,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v3
       with:
-        go-version: 1.18
+        go-version: oldstable
 
     - name: Build
       run: go build -v ./...
diff --git a/README.md b/README.md
index 5a9bf1d..7a2c0ed 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Go Reference](https://pkg.go.dev/badge/image)](https://pkg.go.dev/github.com/ncruces/zenity)
 [![Go Report](https://goreportcard.com/badge/github.com/ncruces/zenity)](https://goreportcard.com/report/github.com/ncruces/zenity)
-[![Go Cover](https://gocover.io/_badge/github.com/ncruces/zenity)](https://gocover.io/github.com/ncruces/zenity)
+[![Go Coverage](https://github.com/ncruces/zenity/wiki/coverage.svg)](https://raw.githack.com/wiki/ncruces/zenity/coverage.html)
 [![Mentioned in Awesome Go](https://awesome.re/mentioned-badge.svg)](https://github.com/avelino/awesome-go)
 
 This repo includes: