diff --git a/handy/2-headerbar.py b/handy/2-headerbar.py
index e3ed258..c825ef0 100644
--- a/handy/2-headerbar.py
+++ b/handy/2-headerbar.py
@@ -14,20 +14,20 @@ class MyWindow(Handy.Window):
         self.add(self.handle)
 
         # Box
-        self.box = Gtk.Box(spacing=6, orientation=Gtk.Orientation.VERTICAL)
+        self.winbox = Gtk.Box(spacing=6, orientation=Gtk.Orientation.VERTICAL)
         self.handle.add(self.box)
 
         # Headerbar
         self.hb = Handy.HeaderBar()
         self.hb.set_show_close_button(True)
         self.hb.props.title = "HeaderBar Example"
-        self.box.pack_start(self.hb, False, True, 0)
+        self.winbox.pack_start(self.hb, False, True, 0)
 
         # Label
         self.lbl = Gtk.Label()
         self.lbl.set_text("Hebele hübele")
         self.lbl.set_justify(Gtk.Justification.CENTER)
-        self.box.pack_start(self.lbl, True, True, 0)
+        self.winbox.pack_start(self.lbl, True, True, 0)
 
 
 win = MyWindow()