diff --git a/.github/workflows/build-to-registry.yaml b/.github/workflows/build-to-registry.yaml
index 821d27a..f1d151b 100644
--- a/.github/workflows/build-to-registry.yaml
+++ b/.github/workflows/build-to-registry.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index ad38385..7a160c7 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -9,7 +9,7 @@ jobs:
     name: Test
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/setup-python@v2
         with:
           python-version: '3.6'