diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 7d774be..7e493b0 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -36,7 +36,7 @@ jobs:
         with:
           ref: "${{github.head_ref || github.ref_name}}"
       - name: Install Nix
-        uses: cachix/install-nix-action@v23
+        uses: cachix/install-nix-action@v30
         with:
           extra_nix_config: |
             trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=