diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 888e961..e008a20 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         os: [ubuntu-latest]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: wimpysworld/nothing-but-nix@main
       with:
         hatchet-protocol: 'carve'
diff --git a/.github/workflows/check_macos.yml b/.github/workflows/check_macos.yml
index 23b11d9..f054708 100644
--- a/.github/workflows/check_macos.yml
+++ b/.github/workflows/check_macos.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         os: [macos-latest]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: cachix/install-nix-action@v31
       with:
         github_access_token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 903cced..2bcd325 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Install Determinate Nix
         uses: DeterminateSystems/determinate-nix-action@v3
       - uses: DeterminateSystems/magic-nix-cache-action@main