diff --git a/MANIFEST.in b/MANIFEST.in
index c7a51e40..9128f9e9 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,2 +1,2 @@
-recursive-include demos *.py *.yaml *.html *.css *.png *.js *.xml *.sql README
+recursive-include demos *.py *.yaml *.html *.css *.js *.xml *.sql README
 include tornado/epoll.c