diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 162a177..a6ab81f 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -7,8 +7,8 @@ jobs:
   update-sources:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.4
-      - uses: cachix/install-nix-action@v12
+      - uses: actions/checkout@v3.0.2
+      - uses: cachix/install-nix-action@v17
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - run: ./update