diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index fc808d3..77cc401 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -10,7 +10,7 @@ jobs:
     - uses: actions/checkout@v1
     - run: npm install
     - run: npm install -g @angular/cli
-    - run: ng build --prod
+    - run: export NODE_OPTIONS=--openssl-legacy-provider && ng build
     - name: Deploy
       uses: appleboy/scp-action@master
       with: