diff --git a/MANIFEST.in b/MANIFEST.in
index 09ed02057e794b6b192d967bd6702ffe070c6bce..3b102a792910980e64bed97ee7cd1ee6ee361b2b 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,4 @@
 include LICENSE README.rst bootstrap.py buildout.cfg
 recursive-include doc conf.py *.rst
 recursive-include xbob *.cpp *.h
+recursive-include xbob/io/test/data *.*