diff --git a/MANIFEST.in b/MANIFEST.in
index 51df88e..9063cef 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -3,4 +3,8 @@ include CHANGES.rst
 include LICENSE.txt
 include MANIFEST.in
 include README.rst
-include model_utils/locale/de/LC_MESSAGES/django.po
+include requirements*.txt
+include Makefile tox.ini
+recursive-include model_utils/locale *.po *.mo
+graft docs
+recursive-include tests *.py