--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -5,10 +5,7 @@
 include HISTORY
 include GPL
 include pymemcompat.h
-include dbapi20.py
-include test_MySQLdb_dbapi20.py
-include test_capabilities.py
-include test_MySQLdb_capabilities.py
+recursive-include tests *.py
 include metadata.cfg
 include site.cfg
 include setup_*.py