diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index dce752dfb9..229f96af06 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -63,7 +63,7 @@ jobs:
       # STEP 2: Checkout with full history for proper submodule handling
       # -----------------------------------------------------------------------
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: true
           fetch-depth: 0
diff --git a/.github/workflows/repo-health-check.yml b/.github/workflows/repo-health-check.yml
index 7cad7a2597..af6e4dd5af 100644
--- a/.github/workflows/repo-health-check.yml
+++ b/.github/workflows/repo-health-check.yml
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install GitHub CLI
         run: |
diff --git a/.github/workflows/repo-health.yml b/.github/workflows/repo-health.yml
index d1586cee58..5cbbe92087 100644
--- a/.github/workflows/repo-health.yml
+++ b/.github/workflows/repo-health.yml
@@ -12,7 +12,7 @@ jobs:
     
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       
       - name: Check AGENTS.md exists
         run: |
@@ -70,7 +70,7 @@ jobs:
     
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       
       - name: Setup Bun
         uses: oven-sh/setup-bun@v2