diff --git a/.github/workflows/flake-update.yml b/.github/workflows/flake-update.yml
index 66bf4e9f..3eaa62cf 100644
--- a/.github/workflows/flake-update.yml
+++ b/.github/workflows/flake-update.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v3.5.3
       - name: Install Nix
-        uses: cachix/install-nix-action@v21
+        uses: cachix/install-nix-action@v22
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}