diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 893ba5b..bcccc74 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -13,7 +13,7 @@ jobs:
   dist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a966146..5165824 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,7 +14,7 @@ jobs:
     name: Format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
@@ -35,7 +35,7 @@ jobs:
 
     name: Check Python ${{ matrix.python-version }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0