diff --git a/.github/workflows/agent-review.yml b/.github/workflows/agent-review.yml
index 2652d03..2f60de8 100644
--- a/.github/workflows/agent-review.yml
+++ b/.github/workflows/agent-review.yml
@@ -70,7 +70,7 @@ jobs:
     outputs:
       verdict: ${{ steps.extract.outputs.verdict }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -320,7 +320,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Evaluate review event and update trust score
         id: score
@@ -487,7 +487,7 @@ jobs:
     if: github.event_name == 'issues' && github.event.action == 'opened'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: anthropics/claude-code-action@v1
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9782bd4..2a20e6f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: oven-sh/setup-bun@v2
         with:
           bun-version: 1.3.5
@@ -28,7 +28,7 @@ jobs:
   typecheck:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: oven-sh/setup-bun@v2
         with:
           bun-version: 1.3.5
@@ -49,7 +49,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: oven-sh/setup-bun@v2
         with:
           bun-version: 1.3.5
@@ -65,7 +65,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: oven-sh/setup-bun@v2
         with:
           bun-version: 1.3.5
@@ -94,7 +94,7 @@ jobs:
           fi
           echo "enabled=true" >> "$GITHUB_OUTPUT"
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         if: ${{ steps.live_gameplay_config.outputs.enabled == 'true' }}
 
       - uses: oven-sh/setup-bun@v2
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index ee3254f..293c490 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -18,7 +18,7 @@ jobs:
       (github.event.issue.pull_request || github.event_name == 'pull_request_review_comment')
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/live-gameplay-nightly.yml b/.github/workflows/live-gameplay-nightly.yml
index e2ad82a..a1629e3 100644
--- a/.github/workflows/live-gameplay-nightly.yml
+++ b/.github/workflows/live-gameplay-nightly.yml
@@ -22,7 +22,7 @@ jobs:
           fi
           echo "enabled=true" >> "$GITHUB_OUTPUT"
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         if: ${{ steps.live_gameplay_config.outputs.enabled == 'true' }}
 
       - uses: oven-sh/setup-bun@v2
diff --git a/.github/workflows/remotion-pr-preview.yml b/.github/workflows/remotion-pr-preview.yml
index 715ed21..42ed310 100644
--- a/.github/workflows/remotion-pr-preview.yml
+++ b/.github/workflows/remotion-pr-preview.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Bun
         uses: oven-sh/setup-bun@v2