diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d632398..07ec16e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -4,12 +4,12 @@ on:
   pull_request:
 name: Test
 env:
-  SASS_VERSION: 1.63.2
+  SASS_VERSION: 1.77.5
 jobs:
   test:
     strategy:
       matrix:
-        go-version: [~1.19, ~1.20]
+        go-version: [1.21.x, 1.22.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
@@ -17,6 +17,8 @@ jobs:
       uses: actions/setup-go@v3
       with:
         go-version: ${{ matrix.go-version }}
+    - name: Install staticcheck
+      run: go install honnef.co/go/tools/cmd/staticcheck@latest
     - name: Checkout code
       uses: actions/checkout@v3
     - name: Install dart-sass Linux
@@ -38,6 +40,8 @@ jobs:
         curl -LJO "https://github.com/sass/dart-sass/releases/download/${env:SASS_VERSION}/dart-sass-${env:SASS_VERSION}-windows-x64.zip";
         Expand-Archive -Path "dart-sass-${env:SASS_VERSION}-windows-x64.zip" -DestinationPath .;
         echo "DART_SASS_BINARY=$env:GITHUB_WORKSPACE/dart-sass/sass.bat" | Out-File -FilePath $Env:GITHUB_ENV -Encoding utf-8 -Append
+    - name: Staticcheck
+      run: staticcheck ./...
     - name: Test
       run: go test -race . -coverprofile=coverage.txt -covermode=atomic
     - name: Upload coverage