diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f42c09d..4733daf 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Install dependencies
         run: npm ci
       - name: Build
-        run: npm run build
+        run: npm run build -- --base-href=/bippy/
 #      - name: Test
 #        run: npm run test
       - name: Archive build