diff --git a/Casks/mumble.rb b/Casks/mumble.rb
index 2288a5a4ee9..a5c27b38210 100644
--- a/Casks/mumble.rb
+++ b/Casks/mumble.rb
@@ -1,8 +1,8 @@
 class Mumble < Cask
-  version '1.2.7'
-  sha256 '236c973a925309df696856bea63969cbf7fe82d1f88a93af0683407824e1430d'
+  version '1.2.8'
+  sha256 '19ea209ed4a589ad0959f4c8b4af47f479efbf63d5efb0b170c3b31f98979e2f'
 
-  url 'https://downloads.sourceforge.net/sourceforge/mumble/Mumble-1.2.7.dmg'
+  url 'https://downloads.sourceforge.net/sourceforge/mumble/Mumble-1.2.8.dmg'
   homepage 'http://mumble.sourceforge.net'
 
   link 'Mumble.app'