diff --git a/.github/workflows/eslint.yml b/.github/workflows/eslint.yml
index c551c45e4..28680672d 100644
--- a/.github/workflows/eslint.yml
+++ b/.github/workflows/eslint.yml
@@ -5,7 +5,7 @@ jobs:
   linter:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: pnpm/action-setup@v2
         with:
           version: latest
diff --git a/.github/workflows/prettier.yml b/.github/workflows/prettier.yml
index eb50c8c35..b418265a2 100644
--- a/.github/workflows/prettier.yml
+++ b/.github/workflows/prettier.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
 
       - name: Run Prettier
         id: prettier-run
diff --git a/.github/workflows/unit.yml b/.github/workflows/unit.yml
index 4c0a228ac..7e4bfe139 100644
--- a/.github/workflows/unit.yml
+++ b/.github/workflows/unit.yml
@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - uses: pnpm/action-setup@v2
         with:
           version: latest