diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b7a6c3c..0df2c46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     if: github.actor != 'dependabot[bot]'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: 22
@@ -26,7 +26,7 @@ jobs:
       matrix:
         node-version: [18, 20, 22]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [typecheck, test]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
           node-version: 22
diff --git a/.github/workflows/deps-update.yaml b/.github/workflows/deps-update.yaml
index 211d070..8b5be27 100644
--- a/.github/workflows/deps-update.yaml
+++ b/.github/workflows/deps-update.yaml
@@ -13,7 +13,7 @@ jobs:
   update:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: dev
 
diff --git a/.github/workflows/labeler.yml b/.github/workflows/labeler.yml
index 510247e..10556f1 100644
--- a/.github/workflows/labeler.yml
+++ b/.github/workflows/labeler.yml
@@ -16,7 +16,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Label PR
         uses: actions/labeler@v5
diff --git a/.github/workflows/pr-checks.yaml b/.github/workflows/pr-checks.yaml
index ed990d4..f3d608b 100644
--- a/.github/workflows/pr-checks.yaml
+++ b/.github/workflows/pr-checks.yaml
@@ -11,7 +11,7 @@ jobs:
   size-label:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: actions/github-script@v7
@@ -54,7 +54,7 @@ jobs:
   conventional-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: actions/github-script@v7
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 4f5a7d8..3ac0120 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 824d33c..56ed1ab 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -17,7 +17,7 @@ jobs:
     name: Dependency Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v4
         with: