diff --git a/Kit/module/popup.swift b/Kit/module/popup.swift
index 2f197865..2acf8cc3 100644
--- a/Kit/module/popup.swift
+++ b/Kit/module/popup.swift
@@ -52,6 +52,8 @@ public class PopupWindow: NSWindow, NSWindowDelegate {
             visibilityCallback(state)
         }
         
+        self.title = title
+        self.titleVisibility = .hidden
         self.contentViewController = self.viewController
         self.titlebarAppearsTransparent = true
         self.animationBehavior = .default