diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 359796a..c9ee6b4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,7 +17,8 @@ jobs:
         with:
           name: traxys
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
-      - run: >
+      - shell: bash -eo pipefail {0}
+        run: >
           nix flake show --json |
           jq -r '.packages."x86_64-linux" | keys | .[]' | 
           NIXPKGS_ALLOW_UNFREE=1 xargs -I'{}' nix build --impure '.#{}'