diff --git a/src/noosfero-spb/Makefile b/src/noosfero-spb/Makefile
index 396d399..2f915ff 100644
--- a/src/noosfero-spb/Makefile
+++ b/src/noosfero-spb/Makefile
@@ -1,14 +1,14 @@
-PACKAGE = noosfero-spb
-VERSION = 4.2.1
-DISTDIR = $(PACKAGE)-$(VERSION)
-TARBALL = $(DISTDIR).tar.gz
+PACKAGE     = noosfero-spb
+VERSION     = 4.2.1
+DISTDIR     = $(PACKAGE)-$(VERSION)
+TARBALL     = $(DISTDIR).tar.gz
+NOOSFERODIR = /usr/lib/noosfero
 
 all:
 	@echo Nothing to be $@, all good.
 
-plugins_dir=/usr/lib/noosfero/plugins
-themes_dir=/usr/lib/noosfero/public/designs/themes
-noosfero_dir=/usr/lib/noosfero
+plugins_dir=$(NOOSFERODIR)/plugins
+themes_dir=$(NOOSFERODIR)/public/designs/themes
 
 dist: clean
 	mkdir $(DISTDIR)
--
libgit2 0.21.2