diff -up gnome-tweak-tool-3.18.1/gtweak/tweakview.py.title gnome-tweak-tool-3.18.1/gtweak/tweakview.py
--- gnome-tweak-tool-3.18.1/gtweak/tweakview.py.title	2015-10-26 16:47:55.000000000 +0000
+++ gnome-tweak-tool-3.18.1/gtweak/tweakview.py	2016-07-05 10:59:45.148475444 +0100
@@ -38,6 +38,7 @@ class Window(Gtk.ApplicationWindow):
             self.set_size_request(950, 700)
         self.set_position(Gtk.WindowPosition.CENTER)
         self.set_icon_name("gnome-tweak-tool")
+        self.set_title(_("Tweak Tool"))
         
         self.hsize_group = Gtk.SizeGroup(mode=Gtk.SizeGroupMode.HORIZONTAL)
 
