diff --git a/.github/workflows/build-debug.yml b/.github/workflows/build-debug.yml
index 86c1ae8d..065f4db5 100644
--- a/.github/workflows/build-debug.yml
+++ b/.github/workflows/build-debug.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: Cysharp/Actions/.github/actions/setup-dotnet@main
       - run: dotnet build -c Debug
       - run: dotnet test -c Debug --no-build
diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 084f0869..6346f72b 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: Cysharp/Actions/.github/actions/setup-dotnet@main
         with:
           dotnet-version: |