diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index caca390..7688455 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     name: Lints
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
       - name: Enable magic Nix cache
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 19b5340..27c04f0 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
       - name: Enable magic Nix cache