Index: jostle.c
===================================================================
--- jostle.c	(revision 5011)
+++ jostle.c	(revision 5012)
@@ -536,7 +536,7 @@
 			pcb_polyarea_boolean_free(info.brush, expand, &info.brush, PBO_UNITE);
 		}
 	} while (found);
-	SetChangedFlag(pcb_true);
+	pcb_board_set_changed_flag(pcb_true);
 	IncrementUndoSerialNumber();
 	return 0;
 }