--- a/ui/gtk/objs.mk	Sat Mar 22 10:37:12 2014 +0100
+++ b/ui/gtk/objs.mk	Sat Mar 22 15:34:20 2014 +0100
@@ -32,6 +32,7 @@
 # some objects are defined in config.mk
 GTKOBJ += toolkit.o
 GTKOBJ += window.o
+GTKOBJ += container.o
 GTKOBJ += menu.o
 GTKOBJ += toolbar.o
 GTKOBJ += button.o