diff --git a/Makefile b/Makefile
index b54eba8..3ee98d8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+UNOPKG=/usr/lib/libreoffice/program/unopkg
+#UNOPKG=/var/tmp/Apache_OpenOffice_incubating_3.4.1_Linux_x86-64_install-arc_en-US/openoffice.org3/program/unopkg
+
 tabellio-pcf.ott:
 	(cd template-pcf && zip ../tabellio-pcf.ott -r . -x '.svn')
 
@@ -11,9 +14,9 @@ tabellio.oxt: addon/Addons.xcu
 	(cd addon && fastjar -c -f ../tabellio.oxt -M .)
 
 install: tabellio.oxt
-	 /usr/lib/libreoffice/program/unopkg add -v tabellio.oxt
+	$(UNOPKG) add -v tabellio.oxt
 	
 uninstall:
-	 /usr/lib/libreoffice/program/unopkg remove tabellio.oxt
+	$(UNOPKG) remove tabellio.oxt
 
 .PHONY: tabellio-pcf.ott tabellio.oxt tabellio-pfb.ott