diff --git a/.github/workflows/ci_cd.yml b/.github/workflows/ci_cd.yml
index 0cfb24d6f..f8ba8989a 100644
--- a/.github/workflows/ci_cd.yml
+++ b/.github/workflows/ci_cd.yml
@@ -90,7 +90,7 @@ jobs:
     needs: [doc-style]
     steps:
       - name: Checkout
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - name: Login to GitHub Packages
         uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
@@ -125,7 +125,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
 
       - name: Installing OS packages
         shell: bash
diff --git a/.github/workflows/label.yml b/.github/workflows/label.yml
index ada91e0e9..9282c236b 100644
--- a/.github/workflows/label.yml
+++ b/.github/workflows/label.yml
@@ -18,7 +18,7 @@ jobs:
     name: Syncer
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: micnncim/action-label-syncer@3abd5ab72fda571e69fffd97bd4e0033dd5f495c # v1.3.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index da8c50a92..1cef76a46 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -20,7 +20,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
         speos-version: ["251", "252", "dev"]
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
 
       - name: Installing OS packages
         shell: bash
diff --git a/doc/changelog.d/779.maintenance.md b/doc/changelog.d/779.maintenance.md
new file mode 100644
index 000000000..c720ef961
--- /dev/null
+++ b/doc/changelog.d/779.maintenance.md
@@ -0,0 +1 @@
+Bump actions/checkout from 5.0.0 to 6.0.0