diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 1eb6869..132971b 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: [ '1.20' ]
+        go-version: [ '1.21' ]
     steps:
       - uses: actions/checkout@v1
       - name: Set up Go ${{ matrix.go-version }}
@@ -18,12 +18,15 @@ jobs:
 
   coverage:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [ '1.21' ]
     steps:
       - uses: actions/checkout@v1
-      - name: Set up Go 1.20
+      - name: Set up Go ${{ matrix.go-version }}
         uses: actions/setup-go@v1
         with:
-          go-version: '1.20'
+          go-version: ${{ matrix.go-version }}
       - name: Run tests
         run: go test -coverprofile=coverage.txt -covermode=atomic ./...
       - name: Upload coverage to Codecov