diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f22760c..14de7cb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,6 +6,6 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: build
       run: ./gradlew build
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 90e3c92..5bc0437 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -6,7 +6,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: deploy
       env:
         PUBLISH_URL: https://maven.pkg.github.com/${{ github.repository }}