diff --git a/webpack.config.js b/webpack.config.js
index 36ae5c9ff..d5a381821 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -13,7 +13,7 @@ if(process.env.GITPOD_WORKSPACE_URL){
 }
 //only for codespaces
 if(process.env.CODESPACE_NAME){
-  publicUrl = `wss://${process.env.CODESPACE_NAME}-${port}.preview.app.github.dev/ws`;
+  publicUrl = `wss://${process.env.CODESPACE_NAME}-${port}.app.github.dev/ws`;
 }
 
 module.exports = {