diff --git a/.github/workflows/formatapply.yml b/.github/workflows/formatapply.yml
index 6a06bee..5735024 100644
--- a/.github/workflows/formatapply.yml
+++ b/.github/workflows/formatapply.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: psf/black@stable
         with:
           options: ""
diff --git a/.github/workflows/formatcheck.yml b/.github/workflows/formatcheck.yml
index 6bcecde..fb45894 100644
--- a/.github/workflows/formatcheck.yml
+++ b/.github/workflows/formatcheck.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: psf/black@stable
       with:
         options: "--check --diff --color"