diff --git a/.forgejo/workflows/build-forgejo.yml b/.forgejo/workflows/build-forgejo.yml
index 0ea92e5..00d02bc 100644
--- a/.forgejo/workflows/build-forgejo.yml
+++ b/.forgejo/workflows/build-forgejo.yml
@@ -35,7 +35,7 @@ jobs:
       - name: Install dependencies & build
         run: |
           npm ci
-          npm run build
+          npm run build -- --pathprefix="/tenkuma/web"
 
       - name: Deploy to forgejo-pages
         run: |