diff --git a/src/controller/mail-window-controller.js b/src/controller/mail-window-controller.js
index 1702101..c5e89f6 100644
--- a/src/controller/mail-window-controller.js
+++ b/src/controller/mail-window-controller.js
@@ -96,7 +96,7 @@ class MailWindowController {
     });
 
     // and load the index.html of the app.
-    this.win.loadURL(mainMailServiceUrl, { userAgent: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) Chrome/119.0.0.0" });
+    this.win.loadURL(mainMailServiceUrl, { userAgent: "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0" });
 
     // Show window handler
     ipcMain.on("show", (event) => {