diff --git a/Casks/widelands.rb b/Casks/widelands.rb
index b57e51fd5..b479ab78f 100644
--- a/Casks/widelands.rb
+++ b/Casks/widelands.rb
@@ -1,7 +1,7 @@
 class Widelands < Cask
-  url 'https://launchpad.net/widelands/build17/build-17/+download/widelands-build17-mac.dmg'
+  url 'https://launchpad.net/widelands/build18/build-18/+download/widelands-build18-mac.dmg'
   homepage 'https://wl.widelands.org/'
-  version 'Build 17'
-  sha256 '3812ae9f95697269a94970fc83c2c16ab962f450b5a114057046fde3bcfc5a2c'
+  version 'Build 18'
+  sha256 '1d209dcf653942788120c6f1abbe6f421fdefe6776f4feed48c58eddeb4c3722'
   link 'Widelands.app'
 end