diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000000000000000000000000000000000000..635144a13cb76731626998017d86e674e8da9aac
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,2 @@
+include COPYING
+recursive-include demo *.py *.pyex