diff --git a/MANIFEST.in b/MANIFEST.in
index fb1d2082..56af7008 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -2,5 +2,7 @@ include AUTHORS
 include ChangeLog
 include LICENSE
 include README.rst
+include run_tests.sh tox.ini
 recursive-include doc *
 recursive-include tests *
+recursive-include tools *