diff --git a/app/index.js b/app/index.js
index 4f155a19ad1..255e56b8b24 100644
--- a/app/index.js
+++ b/app/index.js
@@ -384,6 +384,15 @@ app.on('ready', () => {
     }
     buttons = ['OK', 'Cancel']
     cancelId = 1
+
+    if (typeof message === 'number') {
+      message = '' + message
+    }
+
+    if (typeof title === 'number') {
+      title = '' + title
+    }
+
     event.returnValue = !dialog.showMessageBox(BrowserWindow.getFocusedWindow(), {
       message: message,
       title: title,