diff --git a/MANIFEST.in b/MANIFEST.in
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -7,7 +7,7 @@ include *.txt
 include templates/map templates/map-*[a-z]
 include templates/*.tmpl
 include doc/README doc/*.txt
-include contrib/*
+recursive-include contrib *
 include README
 include CONTRIBUTORS
 include COPYING