diff --git a/.github/workflows/bump-version.yml b/.github/workflows/bump-version.yml
index fb90ab1..20893dd 100644
--- a/.github/workflows/bump-version.yml
+++ b/.github/workflows/bump-version.yml
@@ -12,7 +12,7 @@ jobs:
   bump-version:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v4.1.0
       with:
         fetch-depth: 0
         persist-credentials: false
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2730c65..827df3d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
       JAVA_OPTS: -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
       JVM_OPTS:  -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
     steps:
-      - uses: actions/checkout@v3.3.0
+      - uses: actions/checkout@v4.1.0
         with:
           fetch-depth: 0
       - uses: olafurpg/setup-scala@v12
@@ -51,7 +51,7 @@ jobs:
       AWS_REGION: ap-northeast-1
       TEST_TIME_FACTOR: 3
     steps:
-      - uses: actions/checkout@v3.3.0
+      - uses: actions/checkout@v4.1.0
         with:
           fetch-depth: 0
       - uses: olafurpg/setup-scala@v12
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e8f7102..4182f71 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
       AWS_REGION: ap-northeast-1
       TEST_TIME_FACTOR: 3
     steps:
-      - uses: actions/checkout@v3.3.0
+      - uses: actions/checkout@v4.1.0
         with:
           fetch-depth: 0
       - uses: olafurpg/setup-scala@v12
@@ -35,7 +35,7 @@ jobs:
       JAVA_OPTS: -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
       JVM_OPTS:  -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v4.1.0
       with:
         fetch-depth: 0
     - uses: olafurpg/setup-scala@v12
diff --git a/.github/workflows/snapshot.yml b/.github/workflows/snapshot.yml
index 512ff88..cba08ff 100644
--- a/.github/workflows/snapshot.yml
+++ b/.github/workflows/snapshot.yml
@@ -13,7 +13,7 @@ jobs:
       JAVA_OPTS: -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
       JVM_OPTS:  -Xms2048M -Xmx2048M -Xss6M -XX:ReservedCodeCacheSize=256M -Dfile.encoding=UTF-8
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v4.1.0
       with:
         ref: ${{ github.event.workflow_run.head_branch }}
         fetch-depth: 0