diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5507851..981a7ba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index c85a3ec..601c180 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: astral-sh/setup-uv@v5
       - run: uv build
       - run: uvx twine check dist/*
diff --git a/.github/workflows/smoke-production.yml b/.github/workflows/smoke-production.yml
index 5285813..2cd7445 100644
--- a/.github/workflows/smoke-production.yml
+++ b/.github/workflows/smoke-production.yml
@@ -10,5 +10,5 @@ jobs:
     if: github.event_name == 'workflow_dispatch' || (github.event.deployment_status.state == 'success' && github.event.deployment.environment == 'Production')
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - run: python scripts/smoke_test.py "https://agentflight-tau.vercel.app" 1 2 2