diff -Nur chatty-0.8.4.orig/manifest.mf chatty-0.8.4/manifest.mf
--- chatty-0.8.4.orig/manifest.mf	1970-01-01 01:00:00.000000000 +0100
+++ chatty-0.8.4/manifest.mf	2016-10-24 22:20:19.004420770 +0200
@@ -0,0 +1,2 @@
+Manifest-Version: 1.0
+Main-Class: chatty.Chatty