diff -ur k3d-source-0.7.11.0.orig//k3dsdk/ngui/render.cpp k3d-source-0.7.11.0/k3dsdk/ngui/render.cpp
--- k3d-source-0.7.11.0.orig//k3dsdk/ngui/render.cpp	2011-06-02 05:07:50.000000000 +0200
+++ k3d-source-0.7.11.0/k3dsdk/ngui/render.cpp	2011-06-02 05:06:46.000000000 +0200
@@ -162,7 +162,7 @@
 		row[columns.separator] = false;
 	}
 
-	Gtk::ComboBox combo(model);
+	Gtk::ComboBox combo(model, false);
 
 	combo.pack_start(columns.icon, false);
 
@@ -286,7 +286,7 @@
 		row[columns.separator] = false;
 	}
 
-	Gtk::ComboBox combo(model);
+	Gtk::ComboBox combo(model, false);
 
 	combo.pack_start(columns.icon, false);