diff --git a/config/packages/asset_mapper.yaml b/config/packages/asset_mapper.yaml
index f7653e9..58cc833 100644
--- a/config/packages/asset_mapper.yaml
+++ b/config/packages/asset_mapper.yaml
@@ -1,5 +1,6 @@
 framework:
     asset_mapper:
+        public_prefix: '/build'
         # The paths to make available to the asset mapper.
         paths:
             - assets/