Index: png.c
===================================================================
--- png.c	(revision 30949)
+++ png.c	(revision 30950)
@@ -577,7 +577,7 @@
 	pcbhl_expose_main(&png_hid, &ctx, xform);
 
 	memcpy(pcb_layer_stack, saved_layer_stack, sizeof(pcb_layer_stack));
-	pcb_conf_update(NULL, -1); /* restore forced sets */
+	rnd_conf_update(NULL, -1); /* restore forced sets */
 }