diff --git a/.github/workflows/cron-test.yaml b/.github/workflows/cron-test.yaml
index 812da0368f..2358a34e9a 100644
--- a/.github/workflows/cron-test.yaml
+++ b/.github/workflows/cron-test.yaml
@@ -50,5 +50,8 @@ jobs:
           retry_on: error
           command: npm ci
 
+      - name: Build library parts
+        run: run npm build -- --ignore open-lens
+
       - run: npm run test:unit
         name: Run tests