diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 07d0d6d..561d615 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -11,7 +11,7 @@ jobs:
         java_version: ['17', '21']
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up JDK ${{ matrix.java_version }}
diff --git a/.github/workflows/javadoc.yml b/.github/workflows/javadoc.yml
index 449c74c..af29d22 100644
--- a/.github/workflows/javadoc.yml
+++ b/.github/workflows/javadoc.yml
@@ -6,7 +6,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
     - name: Set up JDK
diff --git a/.github/workflows/publish-to-maven-central.yml b/.github/workflows/publish-to-maven-central.yml
index ed9a415..2ef0d2d 100644
--- a/.github/workflows/publish-to-maven-central.yml
+++ b/.github/workflows/publish-to-maven-central.yml
@@ -12,7 +12,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Set up JDK
diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index 86c38e1..1d78473 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.event.repository.full_name
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: ''
       - run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index edb8984..ad071cb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
         matrix:
           os: [ ubuntu-latest, windows-latest, macOS-latest ]
       steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
           with:
             fetch-depth: 0
         - uses: actions/setup-java@v5
diff --git a/.github/workflows/update-gradle.yaml b/.github/workflows/update-gradle.yaml
index ec22db7..c36345e 100644
--- a/.github/workflows/update-gradle.yaml
+++ b/.github/workflows/update-gradle.yaml
@@ -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