diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5d783ac..69db90a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: コードをチェックアウト
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
       - name: Java環境のセットアップ (JDK 8)
         uses: actions/setup-java@v4
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 543d0bf..64d8acb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: コードをチェックアウト
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
       - name: Java環境のセットアップ (JDK 8)
         uses: actions/setup-java@v4
         with: