diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4c02b70..edd5f5e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,7 +31,7 @@ jobs:
     outputs:
       should-build: ${{ steps.filter.outputs.should-build }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         if: ${{ github.event_name == 'pull_request' }}
       - uses: dorny/paths-filter@v3
         id: filter
@@ -55,7 +55,7 @@ jobs:
     outputs:
       unity-version: ${{ steps.get-unity-version.outputs.unity-version }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           sparse-checkout: ${{ env.PROJECT_VERSION_PATH }}
           clean: "${{ env.CLEAN }}"
@@ -70,7 +70,7 @@ jobs:
     runs-on: [self-hosted, macOS]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: "${{ env.CLEAN }}"
       - name: Android Build
@@ -98,7 +98,7 @@ jobs:
     runs-on: [self-hosted, macOS]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: "${{ env.CLEAN }}"
       - name: iOS Build
@@ -125,7 +125,7 @@ jobs:
     runs-on: [self-hosted, macOS]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: "${{ env.CLEAN }}"
       - name: macOS Build
@@ -151,7 +151,7 @@ jobs:
     runs-on: [self-hosted, Windows]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: "${{ env.CLEAN }}"
       - name: Windows Build
@@ -177,7 +177,7 @@ jobs:
     runs-on: [self-hosted, macOS]
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: "${{ env.CLEAN }}"
       - name: WebGL Build
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b77e0da..0b5927c 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -31,7 +31,7 @@ jobs:
     if: ${{ needs.paths-filter.outputs.action == 'true' || github.event_name == 'push'}}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: reviewdog/action-actionlint@v1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d5d15ed..21f7fc9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -60,7 +60,7 @@ jobs:
       VERSION: ${{ needs.update-draft.outputs.tag_name }}
       SOURCE_BRANCH: github-actions/update-files/${{ github.run_number }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Update package.json
         run: |
           json_content=$(cat "${PACKAGE_JSON_PATH}")
@@ -112,7 +112,7 @@ jobs:
     env:
       VERSION: ${{ needs.update-draft.outputs.tag_name }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: main
       - name: Validate version in package.json
@@ -136,7 +136,7 @@ jobs:
             echo "minor=${major}.${minor}"
             echo "patch=${major}.${minor}.${patch}"
           } >> "${GITHUB_OUTPUT}"
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ env.VERSION }}
       - name: Update major tag
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4e8605a..3d93d54 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -22,7 +22,7 @@ jobs:
     outputs:
       should-test: ${{ steps.filter.outputs.should-test }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: dorny/paths-filter@v3
         id: filter
         with:
@@ -45,7 +45,7 @@ jobs:
     outputs:
       unity-version: ${{ steps.get-unity-version.outputs.unity-version }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           sparse-checkout: ${{ env.PROJECT_VERSION_PATH }}
       - name: Get Unity version
@@ -67,7 +67,7 @@ jobs:
     env:
       UNITY_VERSION: ${{ needs.get-unity-version.outputs.unity-version }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           clean: false
       - name: Get Unity Path