diff --git a/Casks/thunderbird-de.rb b/Casks/thunderbird-de.rb
index 5ed78aab1..f5172e6b0 100644
--- a/Casks/thunderbird-de.rb
+++ b/Casks/thunderbird-de.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-de' do
-  version '38.6.0'
-  sha256 '8b715717918e095936304dd00f74f1a866c679cc7a466e325faf75b99f741d7f'
+  version '38.7.0'
+  sha256 '6fa58ebb067aca50f7fb687633265cf4b3361a88a933823ba1cc165d044666b3'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=de"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-fr.rb b/Casks/thunderbird-fr.rb
index b68c2ffcc..1c22fd6e6 100644
--- a/Casks/thunderbird-fr.rb
+++ b/Casks/thunderbird-fr.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-fr' do
-  version '38.6.0'
-  sha256 '693298e738dd88c6b47615ef75385637e419f863cd811611d96a74f24fcfd57d'
+  version '38.7.0'
+  sha256 '99bbb6b7eda7ed8dc7a72579e242e7555b2366eca4c9cce218a55a4d39bb66e8'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=fr"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-gl.rb b/Casks/thunderbird-gl.rb
index 418c5fcff..330807cfd 100644
--- a/Casks/thunderbird-gl.rb
+++ b/Casks/thunderbird-gl.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-gl' do
-  version '38.6.0'
-  sha256 '430f1555b0ef650ecc61074586b2d9771ebb9412ddd3d832dade697b476dddff'
+  version '38.7.0'
+  sha256 '9555a5a1482d0dd402009ed3c7360ff60d8991749dd56122c5453f6ffac27093'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=gl"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-it.rb b/Casks/thunderbird-it.rb
index a493917f2..c5b70c064 100644
--- a/Casks/thunderbird-it.rb
+++ b/Casks/thunderbird-it.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-it' do
-  version '38.6.0'
-  sha256 '1f1b262a4472e7df656d9685b0ca72fb55972bd36482ab1286c8cadcf75c1180'
+  version '38.7.0'
+  sha256 '82e3dac25a840e0f3337638e49f61b53b9047d2d3191dd6e716393557075d94c'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=it"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-ja.rb b/Casks/thunderbird-ja.rb
index 7819f618c..c98222492 100644
--- a/Casks/thunderbird-ja.rb
+++ b/Casks/thunderbird-ja.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-ja' do
-  version '38.6.0'
-  sha256 '77ab1099aeb9eaec6a237f95a37cc37470db25613a0b3ae0e84af957ce96725e'
+  version '38.7.0'
+  sha256 '822104669c59ab2aff0b2b6b4eda64c2be0a2eb9151a68af007c612ddfee82fe'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=ja-JP-mac"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-nl.rb b/Casks/thunderbird-nl.rb
index 2ab8cea84..8d2fa3fbe 100644
--- a/Casks/thunderbird-nl.rb
+++ b/Casks/thunderbird-nl.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-nl' do
-  version '38.6.0'
-  sha256 'b626830a939382a1447fc4f25460accfba9b1e9d282586398540b5329334518e'
+  version '38.7.0'
+  sha256 '46c06fbcd7d1051aec555a0dc667a2538df11725dce07fd19a8388a67cae885b'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=nl"
   name 'Mozilla Mozilla Thunderbird'
diff --git a/Casks/thunderbird-pt-br.rb b/Casks/thunderbird-pt-br.rb
index 58821b48d..d28642f73 100644
--- a/Casks/thunderbird-pt-br.rb
+++ b/Casks/thunderbird-pt-br.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-pt-br' do
-  version '38.6.0'
-  sha256 'f02416f527b755f26d3904c27503c816795c079882c21600ad1e2be453b6d149'
+  version '38.7.0'
+  sha256 'f0bf5f8c2eda8cffdad2c816603b7f85a0c889f5fdba3539e6b6dbe4ca44450e'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=pt-BR"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-ru.rb b/Casks/thunderbird-ru.rb
index c212e17d4..4c068d91c 100644
--- a/Casks/thunderbird-ru.rb
+++ b/Casks/thunderbird-ru.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-ru' do
-  version '38.6.0'
-  sha256 'c03ed3ab4355c4ebaa8db8a517b8a7bb13f0663c56e135011fc2c49187d877bf'
+  version '38.7.0'
+  sha256 'fbfb2e4f3da66d3bff3c16d6bf4def8d437496bb047f6903ca0fe15a6e666f4a'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=ru"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-uk.rb b/Casks/thunderbird-uk.rb
index b379a361f..4be2bd91d 100644
--- a/Casks/thunderbird-uk.rb
+++ b/Casks/thunderbird-uk.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-uk' do
-  version '38.6.0'
-  sha256 '9744e315f8849e00fa1860211ae1ecec8f38c5c32d01c0fad5c6eb2ef9f35b7d'
+  version '38.7.0'
+  sha256 'cc988d9f36dd3abdd7b965c56e32a43fc0b0502846a4a2533b04c62dac790eb6'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=uk"
   name 'Mozilla Thunderbird'
diff --git a/Casks/thunderbird-zh-cn.rb b/Casks/thunderbird-zh-cn.rb
index 2ce70ef33..1c3d30309 100644
--- a/Casks/thunderbird-zh-cn.rb
+++ b/Casks/thunderbird-zh-cn.rb
@@ -1,6 +1,6 @@
 cask 'thunderbird-zh-cn' do
-  version '38.6.0'
-  sha256 '2cba8e176f32e9474e66981e7021dcfda6b26383db9b044f944eadf9b72afca8'
+  version '38.7.0'
+  sha256 '75cdc45ab76b37436303629f55c39621907258f0e9cca436ea6147d7ff497e3b'
 
   url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=zh-CN"
   name 'Mozilla Thunderbird'