diff --git a/Casks/adobe-reader-de.rb b/Casks/adobe-reader-de.rb
deleted file mode 100644
index 2ce2b56e2..000000000
--- a/Casks/adobe-reader-de.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-cask 'adobe-reader-de' do
-  version '11.0.00'
-  sha256 'fba620a52ab0073c53dca18dc29edeebfe3e534325b97bbcd2a318f3747b6a98'
-
-  url "http://ardownload.adobe.com/pub/adobe/reader/mac/#{version.major}.x/#{version}/de_DE/AdbeRdr#{version.no_dots}_de_DE.dmg"
-  name 'Adobe Reader'
-  homepage 'https://www.adobe.com/de/products/reader.html'
-  license :unknown # TODO: change license and remove this comment; ':unknown' is a machine-generated placeholder
-
-  pkg 'Adobe Reader XI Installer.pkg'
-
-  uninstall pkgutil: "com.adobe.acrobat.reader.#{version.no_dots}.*",
-            delete:  '/Applications/Adobe Reader.app'
-
-  zap       delete: [
-                      "~/Library/Application Support/Adobe/Acrobat/#{version.sub(%r{(\d+)\.(\d+).*}, '\1.\2')}",
-                      '~/Library/Preferences/com.adobe.Reader.plist',
-                    ]
-end
diff --git a/Casks/adobe-reader-fr.rb b/Casks/adobe-reader-fr.rb
deleted file mode 100644
index 33ebbf740..000000000
--- a/Casks/adobe-reader-fr.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-cask 'adobe-reader-fr' do
-  version '11.0.00'
-  sha256 '528b3fae5b712d3bb115c5ca47e507eaa2f34008b6c8a1aab542aac8770b7f77'
-
-  url "http://ardownload.adobe.com/pub/adobe/reader/mac/#{version.major}.x/#{version}/fr_FR/AdbeRdr#{version.no_dots}_fr_FR.dmg"
-  name 'Adobe Reader'
-  homepage 'https://www.adobe.com/fr/products/reader.html'
-  license :unknown # TODO: change license and remove this comment; ':unknown' is a machine-generated placeholder
-
-  pkg 'Adobe Reader XI Installer.pkg'
-
-  uninstall pkgutil: "com.adobe.acrobat.reader.#{version.no_dots}.*",
-            delete:  '/Applications/Adobe Reader.app'
-
-  zap       delete: [
-                      "~/Library/Application Support/Adobe/Acrobat/#{version.sub(%r{(\d+)\.(\d+)\.*}, '\1.\2')}",
-                      '~/Library/Preferences/com.adobe.Reader.plist',
-                    ]
-end
diff --git a/Casks/adobe-reader-ja.rb b/Casks/adobe-reader-ja.rb
deleted file mode 100644
index 57f3533a8..000000000
--- a/Casks/adobe-reader-ja.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-cask 'adobe-reader-ja' do
-  version '11.0.00'
-  sha256 '69f71085799700ecd7e7f59e14095eafc5889e8962ed3a2e84e0a40d3a04d570'
-
-  url "http://ardownload.adobe.com/pub/adobe/reader/mac/#{version.major}.x/#{version}/ja_JP/AdbeRdr#{version.no_dots}_ja_JP.dmg"
-  name 'Adobe Reader'
-  homepage 'https://www.adobe.com/jp/products/reader.html'
-  license :closed
-
-  pkg 'Adobe Reader XI Installer.pkg'
-
-  uninstall pkgutil: "com.adobe.acrobat.reader.#{version.major}.*",
-            delete:  '/Applications/Adobe Reader.app'
-end
diff --git a/Casks/adobe-reader-pl.rb b/Casks/adobe-reader-pl.rb
deleted file mode 100644
index f852c0aaf..000000000
--- a/Casks/adobe-reader-pl.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-cask 'adobe-reader-pl' do
-  version '11.0.00'
-  sha256 'cfeeef917cec3175ab7673c9afd9df081794d952c5e919e29a962df21e041b37'
-
-  url "http://ardownload.adobe.com/pub/adobe/reader/mac/#{version.major}.x/#{version}/pl_PL/AdbeRdr#{version.no_dots}_pl_PL.dmg"
-  name 'Adobe Reader'
-  homepage 'https://www.adobe.com/pl/products/reader.html'
-  license :gratis
-
-  pkg 'Adobe Reader XI Installer.pkg'
-
-  uninstall pkgutil: "com.adobe.acrobat.reader.#{version.no_dots}.*",
-            delete:  '/Applications/Adobe Reader.app'
-
-  zap       delete: [
-                      "~/Library/Application Support/Adobe/Acrobat/#{version.sub(%r{(\d+)\.(\d+).*}, '\1.\2')}",
-                      '~/Library/Preferences/com.adobe.Reader.plist',
-                      '~/Library/Caches/com.adobe.Reader',
-                    ]
-end
diff --git a/Casks/adobe-reader-pt-br.rb b/Casks/adobe-reader-pt-br.rb
deleted file mode 100644
index 6a36cf1af..000000000
--- a/Casks/adobe-reader-pt-br.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-cask 'adobe-reader-pt-br' do
-  version '11.0.00'
-  sha256 '432b83f2d895c42c496226214e5b700e1ee078bc03b4501500b9a783d63e4dad'
-
-  url "http://ardownload.adobe.com/pub/adobe/reader/mac/#{version.major}.x/#{version}/pt_BR/AdbeRdr#{version.no_dots}_pt_BR.dmg"
-  name 'Adobe Reader'
-  homepage 'https://www.adobe.com/br/products/reader.html'
-  license :gratis
-
-  pkg 'Adobe Reader XI Installer.pkg'
-
-  uninstall pkgutil: "com.adobe.acrobat.reader.#{version.no_dots}.*",
-            delete:  '/Applications/Adobe Reader.app'
-
-  zap       delete: [
-                      "~/Library/Application Support/Adobe/Acrobat/#{version.sub(%r{(\d+)\.(\d+)\.*}, '\1.\2')}",
-                      '~/Library/Preferences/com.adobe.Reader.plist',
-                    ]
-end