diff --git a/web/app/embed.js b/web/app/embed.js
index 988aed33..1fb86ebc 100644
--- a/web/app/embed.js
+++ b/web/app/embed.js
@@ -34,7 +34,7 @@ function initEmbed() {
 
   node.innerHTML = `
     <iframe
-      src="${process.env.NODE_ENV === 'production' ? 'https://demo.remark42.com/web' : 'http://localhost:8080'}/iframe.html?${query}"
+      src="${process.env.NODE_ENV === 'production' ? 'https://demo.remark42.com/web' : ''}/iframe.html?${query}"
       width="100%"
       frameborder="0"
       allowtransparency="true"