Index: mumble/scripts/mumble.desktop
===================================================================
--- mumble.orig/scripts/mumble.desktop	2013-04-24 12:13:22.797585583 +1000
+++ mumble/scripts/mumble.desktop	2013-04-24 12:13:36.517585934 +1000
@@ -8,10 +8,11 @@
 Comment=A low-latency, high quality voice chat program for gaming
 Comment[fr]=Un logiciel de chat vocal de haute qualité et de faible latence pour les jeux
 Comment[tr]=Oyunlar için yüksek kaliteli ve düşük gecikmeli sesle sohbet programı
-Exec=mumble
+Exec=mumble %u
 Icon=mumble
 Terminal=false
 Type=Application
 StartupNotify=false
+MimeType=x-scheme-handler/mumble
 Categories=Network;Chat;Qt;
 Version=1.0
