diff --git a/.github/workflows/auto-merge.yml b/.github/workflows/auto-merge.yml
index 78a302c..d8ef2cf 100644
--- a/.github/workflows/auto-merge.yml
+++ b/.github/workflows/auto-merge.yml
@@ -17,7 +17,7 @@ jobs:
       is_ship: ${{ steps.verify.outputs.is_ship }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -62,7 +62,7 @@ jobs:
     if: needs.check-ship-tier.outputs.is_ship == 'true'
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
diff --git a/.github/workflows/review-automation.yml b/.github/workflows/review-automation.yml
index 0743b50..5b697e3 100644
--- a/.github/workflows/review-automation.yml
+++ b/.github/workflows/review-automation.yml
@@ -12,7 +12,7 @@ jobs:
       tier: ${{ steps.classify.outputs.tier }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -64,7 +64,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
diff --git a/.github/workflows/review-sla.yml b/.github/workflows/review-sla.yml
index 9e62363..fab54c7 100644
--- a/.github/workflows/review-sla.yml
+++ b/.github/workflows/review-sla.yml
@@ -15,7 +15,7 @@ jobs:
       issues: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Check open PRs for SLA breaches
         uses: actions/github-script@v7