diff --git a/src/Makefile b/src/Makefile
index 996e9d8..853ce91 100755
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,12 +1,7 @@
 DESTDIR=/usr/local
 SBINDIR=$(DESTDIR)/sbin
-ifneq "$(findstring environment,$(origin DESTDIR))" ""
 BINDIR=$(DESTDIR)/bin
 SHAREDIR=$(DESTDIR)/share/a2pi
-else
-BINDIR=$(DESTDIR)/usr/bin
-SHAREDIR=$(DESTDIR)/usr/share/a2pi
-endif
 BIN=a2joy a2joymou a2joypad a2mon a2term fusea2pi a2pidcmd dskread dskwrite bload brun nibread dskformat eddread
 SBIN=a2pid
 A2PIDEFS=-DSETSERCLK