diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 63608e3..fbb351e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - uses: cachix/install-nix-action@V27
+    - uses: cachix/install-nix-action@V28
     - name: Build
       run: nix-build
     - name: Link check