diff --git a/.github/workflows/library-tests.yml b/.github/workflows/library-tests.yml
index de393b3e340..3ad5c706e88 100644
--- a/.github/workflows/library-tests.yml
+++ b/.github/workflows/library-tests.yml
@@ -47,6 +47,8 @@ jobs:
 
       - run: pnpm install --frozen-lockfile
       - run: pnpm --filter library test
+      # The block's component tests run under Vitest, so `test` does not cover them.
+      - run: pnpm --filter library test:headless-app
       - name: Check generated registry
         run: |
           registry_changes="$(git status --porcelain --untracked-files=all -- apps/ui-library/public/r apps/ui-library/__registry__)"