diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index af3521f..ca09d75 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,13 +14,13 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - name: Install Go
-      uses: actions/setup-go@v5
+      uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       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@v4
+      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
     - name: Install dart-sass Linux
       if: matrix.os == 'ubuntu-latest'
       run: |