diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 030441b..5d1627a 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -17,7 +17,7 @@ jobs:
         node-version: ["16", "18", "20"]
         package-manager: ["yarn", "npm", "pnpm"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.version }}
@@ -35,7 +35,7 @@ jobs:
         node-version: ["16", "18", "20"]
         package-manager: ["yarn", "npm", "pnpm"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.version }}
@@ -53,7 +53,7 @@ jobs:
         node-version: ["16", "18", "20"]
         package-manager: ["yarn", "npm", "pnpm"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.version }}
@@ -72,7 +72,7 @@ jobs:
         node-version: ["16", "18", "20"]
         package-manager: ["yarn", "npm", "pnpm"]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.version }}