diff --git a/.github/workflows/auto-label.yml b/.github/workflows/auto-label.yml
index f0e48b6..b957c54 100644
--- a/.github/workflows/auto-label.yml
+++ b/.github/workflows/auto-label.yml
@@ -18,7 +18,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Auto-label issues based on content
       uses: actions/github-script@v8
@@ -156,7 +156,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Label based on PR content and files
       uses: actions/github-script@v8
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c04966..06b231e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         java: [17, 21]
     
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     
     - name: Set up JDK ${{ matrix.java }}
       uses: actions/setup-java@v5
@@ -47,7 +47,7 @@ jobs:
     needs: test
     
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     
     - name: Set up JDK 17
       uses: actions/setup-java@v5
@@ -71,7 +71,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     
     - name: Run security scan
       uses: aquasecurity/trivy-action@master
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 1db30c5..36c98a3 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Set up JDK 17
       uses: actions/setup-java@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e6b3312..a5aed5c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     
     - name: Set up JDK 17
       uses: actions/setup-java@v5
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index bd15780..3df1344 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -19,7 +19,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     
     - name: Sync labels
       uses: EndBug/label-sync@v2
diff --git a/.github/workflows/update-changelog.yml b/.github/workflows/update-changelog.yml
index d9eee70..23b6d5d 100644
--- a/.github/workflows/update-changelog.yml
+++ b/.github/workflows/update-changelog.yml
@@ -19,7 +19,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         token: ${{ secrets.GITHUB_TOKEN }}