diff --git a/.github/ci.yaml b/.github/ci.yaml
index 70633f0..9aa7a27 100644
--- a/.github/ci.yaml
+++ b/.github/ci.yaml
@@ -11,9 +11,9 @@ jobs:
     runs-on: ubuntu-slim
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
           node-version: '20'
           cache: 'npm'
@@ -29,10 +29,10 @@ jobs:
     needs: test 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
         with:
           node-version: '20'
           cache: 'npm'