diff --git a/MANIFEST.in b/MANIFEST.in
index 88ccd92f..f356535c 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -2,6 +2,10 @@ include README.rst
 include CHANGELOG.rst
 include LICENSE.txt
 include AUTHORS.txt
+include .coveragerc
+include conftest.py
+include pytest.ini
+include tox.ini
 include jedi/mixin/*.pym
 recursive-include test *
 recursive-exclude * *.pyc