diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 4568a4f..031eb8d 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -8,7 +8,7 @@ jobs:
       contents: read
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: DeterminateSystems/nix-installer-action@v21
         with:
           extra-conf: |
diff --git a/.github/workflows/update.yaml b/.github/workflows/update.yaml
index 56f4b17..a69a7ea 100644
--- a/.github/workflows/update.yaml
+++ b/.github/workflows/update.yaml
@@ -9,7 +9,7 @@ jobs:
       contents: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: fregante/setup-git-user@v2
       - uses: DeterminateSystems/nix-installer-action@v21
         with: