diff --git a/.github/workflows/build_pull_request.yml b/.github/workflows/build_pull_request.yml
index 74cce608..200891c5 100644
--- a/.github/workflows/build_pull_request.yml
+++ b/.github/workflows/build_pull_request.yml
@@ -15,3 +15,6 @@ jobs:
 
       - name: Run TSC
         run: yarn tsc
+
+      - name: Build app
+        run: yarn build