diff --git a/Casks/firefox-beta-de.rb b/Casks/firefox-beta-de.rb
new file mode 100644
index 000000000..c2834c0e0
--- /dev/null
+++ b/Casks/firefox-beta-de.rb
@@ -0,0 +1,7 @@
+class FirefoxBetaDe < Cask
+  url 'https://download.mozilla.org/?product=firefox-28.0b9&os=osx&lang=de'
+  homepage 'https://www.mozilla.org/de/firefox/beta/'
+  version '28.0b9'
+  sha256 'ffa05b160e4431168f9258982dd705fab8baa5b9607739eafee97cf6698eacca'
+  link 'Firefox.app'
+end