diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 11649505..67f1b0cd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Download source
         uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v27
+      - uses: cachix/install-nix-action@v30
       - uses: cachix/cachix-action@v15
         with:
           name: devenv