Index: hpgl.c
===================================================================
--- hpgl.c	(revision 26786)
+++ hpgl.c	(revision 26787)
@@ -156,7 +156,7 @@
 	PCB_ACT_MAY_CONVARG(1, FGW_STR, LoadHpglFrom, fname = argv[1].val.str);
 
 	if (!fname || !*fname) {
-		fname = pcb_gui->fileselect("Load HP-GL file...",
+		fname = pcb_gui->fileselect(pcb_gui, "Load HP-GL file...",
 																"Picks a HP-GL plot file to load.\n",
 																default_file, ".hpgl", NULL, "hpgl", PCB_HID_FSD_READ, NULL);
 		if (fname == NULL)