--- Boxes.bproj/GNUmakefile.orig	2017-08-13 17:28:44 UTC
+++ Boxes.bproj/GNUmakefile
@@ -26,8 +26,6 @@
 #  If not, write to the Free Software Foundation,
 #  59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
-GNUSTEP_INSTALLATION_DIR = $(GNUSTEP_SYSTEM_ROOT)
-
 
 # Boxes_MAIN_MODEL_FILE = Boxes.gorm
 Boxes_PRINCIPAL_CLASS = BoxesView