Index: obj_pstk_proto.c
===================================================================
--- obj_pstk_proto.c	(revision 32755)
+++ obj_pstk_proto.c	(revision 32756)
@@ -65,7 +65,7 @@
 
 void pcb_pstk_proto_update(pcb_pstk_proto_t *dst)
 {
-	static const pcb_pstk_t dummy_ps = {0};
+	static pcb_pstk_t dummy_ps = {0};
 	pcb_pstk_tshape_t *ts = &dst->tr.array[0];
 	unsigned int n;