Index: show_netnames.c
===================================================================
--- show_netnames.c	(revision 36970)
+++ show_netnames.c	(revision 36971)
@@ -299,7 +299,7 @@
 #include "show_netnames_conf_fields.h"
 
 	rnd_event_bind(PCB_EVENT_BOARD_EDITED, show_netnames_brd_chg, NULL, pcb_show_netnames_cookie);
-	rnd_event_bind(RND_EVENT_BOARD_CHANGED, show_netnames_brd_chg, NULL, pcb_show_netnames_cookie);
+	rnd_event_bind(RND_EVENT_BOARD_REPLACED, show_netnames_brd_chg, NULL, pcb_show_netnames_cookie);
 	rnd_event_bind(RND_EVENT_GUI_DRAW_OVERLAY_XOR, show_netnames_render, NULL, pcb_show_netnames_cookie);
 	rnd_event_bind(PCB_EVENT_NETLIST_CHANGED, show_netnames_inv_cache, NULL, pcb_show_netnames_cookie);
 	rnd_event_bind(PCB_EVENT_FONT_CHANGED, show_netnames_inv_cache, NULL, pcb_show_netnames_cookie);