diff --git a/.github/workflows/check-code.yml b/.github/workflows/check-code.yml
index 8cf2467..a93a370 100644
--- a/.github/workflows/check-code.yml
+++ b/.github/workflows/check-code.yml
@@ -6,7 +6,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pypi-release.yml b/.github/workflows/pypi-release.yml
index 0420613..599b100 100644
--- a/.github/workflows/pypi-release.yml
+++ b/.github/workflows/pypi-release.yml
@@ -8,7 +8,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0