diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index bb645d1..55625bf 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -31,6 +31,9 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
+      - name: Build library
+        run: npm run build:lib
+
       - name: Build demo
         run: |
           npx ng build demo \