diff --git a/Makefile b/Makefile
index f2338a4..c447982 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,7 @@ install: all
 	mkdir -p                        $(DESTDIR)$(PREFIX)/lib/noosfero/vendor
 	mkdir -p                        $(DESTDIR)$(PREFIX)/lib/noosfero/vendor/prototype_legacy_helper
 	install -m 0644 Gemfile         $(DESTDIR)$(PREFIX)/lib/noosfero
+	install -m 0644 Gemfile.lock    $(DESTDIR)$(PREFIX)/lib/noosfero
 	cp -r .bundle                   $(DESTDIR)$(PREFIX)/lib/noosfero/.bundle
 	cp -r vendor/bundle             $(DESTDIR)$(PREFIX)/lib/noosfero/vendor/bundle
 
--
libgit2 0.21.2