diff -up gnome-clocks-3.18.0/src/window.vala.title gnome-clocks-3.18.0/src/window.vala
--- gnome-clocks-3.18.0/src/window.vala.title	2016-07-05 11:18:52.416507183 +0100
+++ gnome-clocks-3.18.0/src/window.vala	2016-07-05 11:20:32.510898013 +0100
@@ -61,6 +61,7 @@ public class Window : Gtk.ApplicationWin
         int width, height;
         settings.get ("size", "(ii)", out width, out height);
         resize (width, height);
+        set_title (_("Clocks"));
 
         panels = new Gtk.Widget[N_PANELS];
 
