Index: gtkhid-cairo.c
===================================================================
--- gtkhid-cairo.c	(revision 17343)
+++ gtkhid-cairo.c	(revision 17344)
@@ -1613,7 +1613,11 @@
 
 static GtkWidget *ghid_cairo_new_drawing_widget(pcb_gtk_common_t *common)
 {
-	return gtk_drawing_area_new();
+	GtkWidget *w = gtk_drawing_area_new();
+
+	g_signal_connect(G_OBJECT(w), "draw", G_CALLBACK(common->drawing_area_expose), common->gport);
+
+	return w;
 }