diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 07ae818a..c150330e 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -12,7 +12,7 @@ jobs:
     name: Source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version-file: pyproject.toml
@@ -46,7 +46,7 @@ jobs:
           - macos-15        # macOS arm64 wheels
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version-file: pyproject.toml