diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 7f1febf..aaf08f5 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -46,6 +46,9 @@ jobs:
       - name: Pre-build oizys
         run: nix build .
 
+      - run: >
+          nix build --dry-run $(nix run . -- output --host othalan --flake . )
+
       - name: Build
         run: >
           nix run .