diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 57525de..57d8a8d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,6 +38,9 @@ jobs:
       - name: Install node modules
         run: npm ci
 
+      - name: Install node modules
+        run: npm run build
+
       - name: Install tox
         run: python -m pip install tox