diff --git a/.github/workflows/ci-check.yml b/.github/workflows/ci-check.yml
index 65edb1f..33bceaf 100644
--- a/.github/workflows/ci-check.yml
+++ b/.github/workflows/ci-check.yml
@@ -20,7 +20,7 @@ jobs:
         shell: cmd
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/conda-pack-build.yml b/.github/workflows/conda-pack-build.yml
index 0be4cf1..ed45db9 100644
--- a/.github/workflows/conda-pack-build.yml
+++ b/.github/workflows/conda-pack-build.yml
@@ -62,7 +62,7 @@ jobs:
             echo "should_build=false" >> $GITHUB_OUTPUT
           fi
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         if: steps.should_build.outputs.should_build == 'true'
         with:
           ref: ${{ github.event.inputs.branch }}
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 11c7337..f3ac4d1 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # workflow_run 时使用触发工作流的分支，手动触发时使用输入的分支
           ref: ${{ github.event.workflow_run.head_branch || github.event.inputs.branch || github.ref }}
diff --git a/.github/workflows/multi-platform-build.yml b/.github/workflows/multi-platform-build.yml
index b3c1983..4e1cf4f 100644
--- a/.github/workflows/multi-platform-build.yml
+++ b/.github/workflows/multi-platform-build.yml
@@ -77,7 +77,7 @@ jobs:
         shell: bash -l {0}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           # 如果是 workflow_run 触发，使用触发 CI Check 的 commit
           ref: ${{ github.event.workflow_run.head_sha || github.ref }}
diff --git a/.github/workflows/unilabos-conda-build.yml b/.github/workflows/unilabos-conda-build.yml
index 53ad958..5529eeb 100644
--- a/.github/workflows/unilabos-conda-build.yml
+++ b/.github/workflows/unilabos-conda-build.yml
@@ -77,7 +77,7 @@ jobs:
         shell: bash -l {0}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           # 如果是 workflow_run 触发，使用触发 CI Check 的 commit
           ref: ${{ github.event.workflow_run.head_sha || github.ref }}