diff --git a/MANIFEST.in b/MANIFEST.in
index 88214ffa..0b3af7af 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -22,3 +22,4 @@ recursive-include docs *.html
 recursive-include docs *.txt
 recursive-include docs Makefile
 recursive-include tests *.py
+recursive-include tests *.xml