diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3b5ea1c..e4cd8dd 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,7 @@ jobs:
             matrix:
                 python-version: [ '3.8', '3.9', '3.10', '3.11' ]
         steps:
-            -   uses: actions/checkout@v4
+            -   uses: actions/checkout@v5
             -   name: set up Python ${{ matrix.python-version }}
                 uses: actions/setup-python@v5
                 with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f396a31..732d2d5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
             matrix:
                 python-version: [ '3.8', '3.9', '3.10', '3.11' ]
         steps:
-            -   uses: actions/checkout@v4
+            -   uses: actions/checkout@v5
             -   name: set up Python ${{ matrix.python-version }}
                 uses: actions/setup-python@v5
                 with:
@@ -31,7 +31,7 @@ jobs:
     deploy:
         runs-on: ubuntu-latest
         steps:
-            -   uses: actions/checkout@v4
+            -   uses: actions/checkout@v5
             -   name: build sdist bdist_wheel
                 run: |
                     VERSION=${{ github.event.inputs.release_version }}