diff --git a/ui/pwa-helper/esbuild.mjs b/ui/pwa-helper/esbuild.mjs
index a185ecb26..654539714 100755
--- a/ui/pwa-helper/esbuild.mjs
+++ b/ui/pwa-helper/esbuild.mjs
@@ -69,6 +69,7 @@ const esbuildContext = await esbuild.context({
     '.woff': 'copy',
     '.woff2': 'copy',
     '.svg': 'text',
+    '.scss': 'css',
   },
 
   banner: {