diff --git a/.gitea/workflows/update-flake-lock.yml b/.gitea/workflows/update-flake-lock.yml
index 1b66640..7183766 100644
--- a/.gitea/workflows/update-flake-lock.yml
+++ b/.gitea/workflows/update-flake-lock.yml
@@ -10,11 +10,11 @@ on:
 jobs:
   lockfile:
     runs-on: ubuntu-latest
-    container:
-      image: docker.io/nixpkgs/nix:nixos-23.05
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
+      - name: Setup nix
+        uses: cachix/install-nix-action@v22
       - name: Update nix flake lockfile
         run: |
           git status