diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1096ea2..53168af 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -15,7 +15,7 @@ jobs:
       packages: write
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v21
       with:
         nix_path: nixpkgs=channel:nixos-stable
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4b3b543..6aa3f9a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ jobs:
     name: "Checks"
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v21
       with:
         nix_path: nixpkgs=channel:nixos-stable