diff --git a/firefox-esr-us.rb b/firefox-esr-us.rb
index a35757759..5c5eb63b8 100644
--- a/firefox-esr-us.rb
+++ b/firefox-esr-us.rb
@@ -1,8 +1,7 @@
 class FirefoxESR < Cask
   url 'https://download.mozilla.org/?product=firefox-24.4.0esr&os=osx&lang=en-US'
   homepage 'http://www.mozilla.org/en-US/firefox/organizations/faq/'
-  version '24.4.0 esr'
+  version '24.4.0'
   sha256 '15795780f50e672c44a9115092be1e632caec2f2b2fc8e1cf01ea9292c2c4fd7'
   link 'Firefox.app'
 end
-