diff --git a/Casks/firefox-beta-cn.rb b/Casks/firefox-beta-cn.rb
index dc833d18d..fab599083 100644
--- a/Casks/firefox-beta-cn.rb
+++ b/Casks/firefox-beta-cn.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-cn' do
-  version '37.0b2'
-  sha256 'daf2be5301ee022cc94d22f8d27af84c6ddac82c156a92e69d1377267aa2822e'
+  version '37.0b7'
+  sha256 '4578f6b468e8bef7d8e428a82954636e7c7242c1733897cf25ef235e0895b35b'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=zh-CN"
   homepage 'https://www.mozilla.org/zh-CN/firefox/beta/'
diff --git a/Casks/firefox-beta-de.rb b/Casks/firefox-beta-de.rb
index b56ebcec2..54af9388b 100644
--- a/Casks/firefox-beta-de.rb
+++ b/Casks/firefox-beta-de.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-de' do
-  version '37.0b2'
-  sha256 '140dd45ca602d25be58e97921e43bfd35cc2baba46adfab63fcb966135e26232'
+  version '37.0b7'
+  sha256 '46e8a9fd86f5a37a7f5a01e2fd4ccc46174403f007215e3ac0eeef5ddca9127b'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=de"
   homepage 'https://www.mozilla.org/de/firefox/beta/'
diff --git a/Casks/firefox-beta-gb.rb b/Casks/firefox-beta-gb.rb
index ee21060fc..8f754a3ef 100644
--- a/Casks/firefox-beta-gb.rb
+++ b/Casks/firefox-beta-gb.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-gb' do
-  version '37.0b2'
-  sha256 '649e005972610ab11bc33ab1ba6d3ee6040d7f27a6a5637b4699bf8f0f02f63d'
+  version '37.0b7'
+  sha256 '9cf64561a2abf2b4e15802d0a2fdfc8f81191983e74256b26da2e9dc7e9d4b11'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=en-GB"
   homepage 'https://www.mozilla.org/en-GB/firefox/beta/'
diff --git a/Casks/firefox-beta-ja.rb b/Casks/firefox-beta-ja.rb
index 841efc98e..6b8fca06f 100644
--- a/Casks/firefox-beta-ja.rb
+++ b/Casks/firefox-beta-ja.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-ja' do
-  version '37.0b2'
-  sha256 '4df6efb8d3950ac9fd8840b3c658c8953cf4989ff1dd14cbd2ef71f1d4a06c49'
+  version '37.0b7'
+  sha256 '456e4d84f544edd57659ba64b3d98b98d10e4b48dad2dfa64429ec963c5e39a4'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=ja-JP-mac"
   homepage 'http://www.mozilla.org/ja/firefox/channel/beta'
diff --git a/Casks/firefox-beta-ru.rb b/Casks/firefox-beta-ru.rb
index 45b95ae11..e8f6afacf 100644
--- a/Casks/firefox-beta-ru.rb
+++ b/Casks/firefox-beta-ru.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-ru' do
-  version '37.0b2'
-  sha256 '2f2216352491d534ace48148004570857c829df00fb0ef0f5572393f0d84d10b'
+  version '37.0b7'
+  sha256 'aa321d108121d10e17f31e5309543de49b9d59c53f0bc09e5bb44469f472c7e9'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=ru"
   homepage 'https://www.mozilla.org/ru/firefox/channel/#beta'
diff --git a/Casks/firefox-beta-uk.rb b/Casks/firefox-beta-uk.rb
index 47d1e48f8..105ad9264 100644
--- a/Casks/firefox-beta-uk.rb
+++ b/Casks/firefox-beta-uk.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta-uk' do
-  version '37.0b2'
-  sha256 'ec288a09b514d747826dcd52af50aa9f2c62f3b6960bc0c455eaa147b2dc5c80'
+  version '37.0b7'
+  sha256 '7b75f3e583f5b244a09750afb27b0d1cc9f6771c2066f59f959f8d7cf58b3b4a'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=uk"
   homepage 'https://www.mozilla.org/uk/firefox/channel/#beta'
diff --git a/Casks/firefox-beta.rb b/Casks/firefox-beta.rb
index 1382d4426..dec8b17e4 100644
--- a/Casks/firefox-beta.rb
+++ b/Casks/firefox-beta.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-beta' do
-  version '37.0b2'
-  sha256 '191d855e2169bf4ac38a3121af9f373a2432e851670336bab8fcd9f379a06053'
+  version '37.0b7'
+  sha256 '37fc15df174ad79d4e9f67529ab015a0a6d69ffd652f518a59744937262cde95'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=en-US"
   homepage 'https://www.mozilla.org/en-US/firefox/channel/#beta'
diff --git a/Casks/firefox-esr.rb b/Casks/firefox-esr.rb
index fa7ecad7f..c9374892a 100644
--- a/Casks/firefox-esr.rb
+++ b/Casks/firefox-esr.rb
@@ -1,6 +1,6 @@
 cask :v1 => 'firefox-esr' do
-  version '31.5.0'
-  sha256 'e3e385b6cf0ae3ea0c8e816c997c96819ad6ae8b947b2130f2922b38aa4ac3e7'
+  version '31.5.3'
+  sha256 '90676a07495781cf5bb3e758011a156da0ba74bb6bf994a36e96ec6243f6902a'
 
   url "https://download.mozilla.org/?product=firefox-#{version}esr-SSL&os=osx&lang=en-US"
   homepage 'https://www.mozilla.org/en-US/firefox/organizations/'