diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 4314fd3..93ab7ad 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -17,7 +17,7 @@ jobs:
     name: Build database
     steps:
     - uses: actions/checkout@v3
-    - uses: cachix/install-nix-action@v19
+    - uses: cachix/install-nix-action@v21
       with:
         nix_path: nixpkgs=https://github.com/NixOS/nixpkgs/archive/release-23.11.tar.gz
     - name: run nix-index
@@ -66,7 +66,7 @@ jobs:
     needs: upload-index
     steps:
     - uses: actions/checkout@v3
-    - uses: cachix/install-nix-action@v19
+    - uses: cachix/install-nix-action@v21
     - name: Get current date
       id: date
       run: echo "::set-output name=date::$(date +'%Y-%m-%d')"