diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d2b0b8eb..bd86f59d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -53,7 +53,7 @@ jobs:
             compiler: {cc: clang, cxx: clang++}
             config: release
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: '3.10'
@@ -81,7 +81,7 @@ jobs:
       matrix:
         arch: [ amd64, amd64_x86 ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: '3.10'
@@ -97,7 +97,7 @@ jobs:
     runs-on: macos-latest
     if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: lukka/get-cmake@latest
       - name: Setup ccache
         uses: hendrikmuhs/ccache-action@v1.2
@@ -112,7 +112,7 @@ jobs:
     runs-on: macos-latest
     if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: lukka/get-cmake@latest
       - name: Configure for iOS
         run: |
@@ -144,7 +144,7 @@ jobs:
           stl_type: c++_static
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: lukka/get-cmake@latest
       - name: Setup ccache
         uses: hendrikmuhs/ccache-action@v1.2
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 0c8b1d13..9a0609ac 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -30,7 +30,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: '0'
       - uses: actions/setup-python@v6