diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index f609798..d9c893f 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Install nix
         uses: nixbuild/nix-quick-install-action@2c9db80fb984ceb1bcaa77cdda3fdf8cfba92035 # v34
       - name: Update flake lock
-        uses: DeterminateSystems/update-flake-lock@c5930b397a673a70ca70be06020e943aeac310a1 # v27
+        uses: DeterminateSystems/update-flake-lock@834c491b2ece4de0bbd00d85214bb5e83b4da5c6 # v28
         with:
           pr-labels: |
             auto merge