diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index 048fbaf..7ba7e38 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install nix
         uses: cachix/install-nix-action@v20