diff --git a/MANIFEST.in b/MANIFEST.in
index 1271b63..e827da8 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,6 @@
 include Makefile
 include requirements.txt
 include requirements-swh.txt
 include version.txt
 include README.md
+recursive-include swh/loader/package/tests/ *.tar.gz