diff --git a/Casks/yyets.rb b/Casks/yyets.rb
index 3a69745bd59..b509f80d28e 100644
--- a/Casks/yyets.rb
+++ b/Casks/yyets.rb
@@ -1,13 +1,12 @@
 cask 'yyets' do
-  version '2.55'
-  sha256 '3ac6d420585003160ce3e4053c749502c8e034c2c63f34dcecb30b180e768e2d'
+  version '3.1.1'
+  sha256 'acc48e3a6c450149262fbdadea5350a176b8e8f79d1da4db282dd690fd8c9af3'
 
-  # appdown.rrys.tv was verified as official when first introduced to the cask
   url "http://appdown.rrys.tv/YYetsShare.#{version}.dmg"
-  appcast 'http://app.zimuzu.io/'
+  appcast 'http://app.rrys.tv/'
   name 'YYeTs'
   name '人人影视'
-  homepage 'http://app.zimuzu.io/'
+  homepage 'http://app.rrys.tv/'
 
   app '人人影视.app'