diff --git a/.github/workflows/lint-toolbox-core.yaml b/.github/workflows/lint-toolbox-core.yaml
index 75ad4a80..15e59545 100644
--- a/.github/workflows/lint-toolbox-core.yaml
+++ b/.github/workflows/lint-toolbox-core.yaml
@@ -57,7 +57,7 @@ jobs:
               console.log('Failed to remove label. Another job may have already removed it!');
             }
       - name: Checkout code
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}
diff --git a/.github/workflows/lint-toolbox-langchain.yaml b/.github/workflows/lint-toolbox-langchain.yaml
index 3240a7c2..6f1a177e 100644
--- a/.github/workflows/lint-toolbox-langchain.yaml
+++ b/.github/workflows/lint-toolbox-langchain.yaml
@@ -57,7 +57,7 @@ jobs:
               console.log('Failed to remove label. Another job may have already removed it!');
             }
       - name: Checkout code
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}
diff --git a/.github/workflows/lint-toolbox-llamaindex.yaml b/.github/workflows/lint-toolbox-llamaindex.yaml
index 3dc08881..c041ef6b 100644
--- a/.github/workflows/lint-toolbox-llamaindex.yaml
+++ b/.github/workflows/lint-toolbox-llamaindex.yaml
@@ -57,7 +57,7 @@ jobs:
               console.log('Failed to remove label. Another job may have already removed it!');
             }
       - name: Checkout code
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}
diff --git a/.github/workflows/sync-labels.yaml b/.github/workflows/sync-labels.yaml
index bf535116..07c1cdcf 100644
--- a/.github/workflows/sync-labels.yaml
+++ b/.github/workflows/sync-labels.yaml
@@ -29,7 +29,7 @@ jobs:
       issues: 'write'
       pull-requests: 'write'
     steps:
-      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: micnncim/action-label-syncer@3abd5ab72fda571e69fffd97bd4e0033dd5f495c # v1.3.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}