diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index e9fe9c2..23f00f0 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -20,7 +20,7 @@ jobs:
     timeout-minutes: 5
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       # Install uv + Python (with cache)
       - name: Install uv
@@ -51,7 +51,7 @@ jobs:
     timeout-minutes: 5
     # Run in parallel with lint (remove this 'needs' to keep parallel; add needs: [lint] to serialize)
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install uv
         uses: astral-sh/setup-uv@v6
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 014b593..372c471 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Install uv
       uses: astral-sh/setup-uv@v6