diff --git a/.github/workflows/flake-update.yml b/.github/workflows/flake-update.yml
index 7fda6d58..fd513d30 100644
--- a/.github/workflows/flake-update.yml
+++ b/.github/workflows/flake-update.yml
@@ -11,7 +11,7 @@ jobs:
     name: Flake Lock Updater
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: DeterminateSystems/nix-installer-action@v4