diff --git a/gnome/CanvasGroup.custom b/gnome/CanvasGroup.custom
index 7b650d8e3..dc70efc34 100644
--- a/gnome/CanvasGroup.custom
+++ b/gnome/CanvasGroup.custom
@@ -7,8 +7,13 @@
 //
 // This code is inserted after the automatically generated code.
 //
+
+public CanvasGroup (Gnome.CanvasGroup group) : base (group, GType)
+{
+}
 	
 protected CanvasGroup (Gnome.CanvasGroup group, GLib.GType type) : base (group, type)
 {
 }
 
+