diff --git a/Casks/adobe-reader-fr.rb b/Casks/adobe-reader-fr.rb
index b19c150ad..2bee7443a 100644
--- a/Casks/adobe-reader-fr.rb
+++ b/Casks/adobe-reader-fr.rb
@@ -5,6 +5,6 @@ class AdobeReaderFr < Cask
   url 'http://ardownload.adobe.com/pub/adobe/reader/mac/11.x/11.0.00/fr_FR/AdbeRdr11000_fr_FR.dmg'
   homepage 'http://get.adobe.com/fr/reader/'
 
-  install 'Adobe Reader XI Installer.pkg'
+  pkg 'Adobe Reader XI Installer.pkg'
   uninstall :pkgutil => 'com.adobe.acrobat.reader.11000.*'
 end
diff --git a/Casks/gcc481-linux64.rb b/Casks/gcc481-linux64.rb
index 2bbb013cb..84266f27c 100644
--- a/Casks/gcc481-linux64.rb
+++ b/Casks/gcc481-linux64.rb
@@ -5,5 +5,5 @@ class Gcc481Linux64 < Cask
   url 'http://crossgcc.rts-software.org/download/gcc-4.8.1-for-linux32-linux64/gcc-4.8.1-for-linux64.dmg'
   homepage 'http://crossgcc.rts-software.org/doku.php?id=start'
 
-  install 'gcc-4.8.1-for-linux64.pkg'
+  pkg 'gcc-4.8.1-for-linux64.pkg'
 end
diff --git a/Casks/google-japanese-ime-dev.rb b/Casks/google-japanese-ime-dev.rb
index a28808f16..a10c62183 100644
--- a/Casks/google-japanese-ime-dev.rb
+++ b/Casks/google-japanese-ime-dev.rb
@@ -5,7 +5,7 @@ class GoogleJapaneseImeDev < Cask
   url 'https://dl.google.com/japanese-ime/dev/GoogleJapaneseInput.dmg'
   homepage 'https://www.google.co.jp/ime/'
 
-  install 'GoogleJapaneseInput.pkg'
+  pkg 'GoogleJapaneseInput.pkg'
   uninstall :pkgutil => 'com.google.pkg.GoogleJapaneseInput',
             :launchctl => [
                            'com.google.inputmethod.Japanese.Converter',
diff --git a/Casks/java6.rb b/Casks/java6.rb
index c60d36470..b2c3334ab 100644
--- a/Casks/java6.rb
+++ b/Casks/java6.rb
@@ -5,6 +5,6 @@ class Java6 < Cask
   url 'http://support.apple.com/downloads/DL1572/en_US/JavaForOSX2014-001.dmg'
   homepage 'http://support.apple.com/kb/DL1572'
 
-  install 'JavaForOSX.pkg'
+  pkg 'JavaForOSX.pkg'
   uninstall :pkgutil => 'com.apple.pkg.JavaForMacOSX107'
 end
diff --git a/Casks/java7.rb b/Casks/java7.rb
index 7d342ee6f..8c7456759 100644
--- a/Casks/java7.rb
+++ b/Casks/java7.rb
@@ -8,7 +8,7 @@ class Java7 < Cask
                   }
   homepage 'http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html'
 
-  install 'JDK 7 Update 67.pkg'
+  pkg 'JDK 7 Update 67.pkg'
   postflight do
     system '/usr/bin/sudo', '-E', '--',
       '/usr/libexec/PlistBuddy', '-c', 'Add :JavaVM:JVMCapabilities: string BundledApp', "/Library/Java/JavaVirtualMachines/jdk#{version}.jdk/Contents/Info.plist"
diff --git a/Casks/keyremap4macbook-mountainlion.rb b/Casks/keyremap4macbook-mountainlion.rb
index f48d041db..632b6e70b 100644
--- a/Casks/keyremap4macbook-mountainlion.rb
+++ b/Casks/keyremap4macbook-mountainlion.rb
@@ -5,5 +5,5 @@ class Keyremap4macbookMountainlion < Cask
   url 'https://pqrs.org/macosx/keyremap4macbook/files/KeyRemap4MacBook-8.4.0.dmg'
   homepage 'https://pqrs.org/macosx/keyremap4macbook/'
 
-  install 'KeyRemap4MacBook.pkg'
+  pkg 'KeyRemap4MacBook.pkg'
 end
diff --git a/Casks/lightroom3.rb b/Casks/lightroom3.rb
index 0dddd503a..591b93ab6 100644
--- a/Casks/lightroom3.rb
+++ b/Casks/lightroom3.rb
@@ -5,5 +5,5 @@ class Lightroom3 < Cask
   url 'http://download.adobe.com/pub/adobe/lightroom/mac/3.x/Lightroom_3_LS11_mac_3_3.dmg'
   homepage 'http://www.adobe.com/support/downloads/thankyou.jsp?ftpID=4927&fileID=4588'
 
-  install 'Adobe Lightroom 3.pkg'
+  pkg 'Adobe Lightroom 3.pkg'
 end
diff --git a/Casks/mono-mdk327.rb b/Casks/mono-mdk327.rb
index c0258bbbc..d4e502ace 100644
--- a/Casks/mono-mdk327.rb
+++ b/Casks/mono-mdk327.rb
@@ -5,6 +5,6 @@ class MonoMdk327 < Cask
   url 'http://download.mono-project.com/archive/3.2.7/macos-10-x86/MonoFramework-MDK-3.2.7.macos10.xamarin.x86.pkg'
   homepage 'http://mono-project.com/'
 
-  install 'MonoFramework-MDK-3.2.7.macos10.xamarin.x86.pkg'
+  pkg 'MonoFramework-MDK-3.2.7.macos10.xamarin.x86.pkg'
   uninstall :pkgutil => 'com.xamarin.mono-MDK.pkg'
 end
diff --git a/Casks/netbeans-php-nightly.rb b/Casks/netbeans-php-nightly.rb
index 8afdca8b4..9b813f897 100644
--- a/Casks/netbeans-php-nightly.rb
+++ b/Casks/netbeans-php-nightly.rb
@@ -4,7 +4,7 @@ class NetbeansPhpNightly < Cask
   sha256 '310e50c21614ec748ddbc3657b3dc51634ec5831ae28a18d76cff1c2c29d0088'
 
   url "http://bits.netbeans.org/download/trunk/nightly/latest/bundles/netbeans-trunk-nightly-#{version}-php-macosx.dmg"
-  install "NetBeans Dev #{version}.mpkg"
+  pkg "NetBeans Dev #{version}.mpkg"
 
   uninstall :files => [
                        '/Applications/NetBeans'
diff --git a/Casks/parallels8.rb b/Casks/parallels8.rb
index e56b67f04..1ca1f8a49 100644
--- a/Casks/parallels8.rb
+++ b/Casks/parallels8.rb
@@ -5,5 +5,5 @@ class Parallels8 < Cask
   url 'http://www.parallels.com/directdownload/pd8'
   homepage 'http://www.parallels.com/products/desktop/'
 
-  install 'Install.mpkg'
+  pkg 'Install.mpkg'
 end
diff --git a/Casks/paraview-nightly.rb b/Casks/paraview-nightly.rb
index d27dc02f8..7906dc21c 100644
--- a/Casks/paraview-nightly.rb
+++ b/Casks/paraview-nightly.rb
@@ -10,6 +10,6 @@ class ParaviewNightly < Cask
     This version of Paraview should be installed if your system Python
     version is 2.7. If you are running OS X Lion (10.7) or Mountain
     Lion (10.8) and your system Python version is 2.6, please instead
-    install paraview-nightly-lion-python27.
+    pkg paraview-nightly-lion-python27.
    EOS
 end
diff --git a/Casks/quicktime-player7.rb b/Casks/quicktime-player7.rb
index bef253298..06ab84e76 100644
--- a/Casks/quicktime-player7.rb
+++ b/Casks/quicktime-player7.rb
@@ -5,7 +5,7 @@ class QuicktimePlayer7 < Cask
   url 'http://support.apple.com/downloads/DL923/en_US/QuickTimePlayer7.6.6_SnowLeopard.dmg'
   homepage 'http://support.apple.com/kb/dl923'
 
-  install 'QuickTimePlayer7.6.6_SnowLeopard.pkg'
+  pkg 'QuickTimePlayer7.6.6_SnowLeopard.pkg'
   uninstall :pkgutil => 'com.apple.pkg.QuickTimePlayer7.6.6_SnowLeopard',
             :files   => '/Applications/Utilities/QuickTime Player 7.app'
 end
diff --git a/Casks/soundflower-ultraschall.rb b/Casks/soundflower-ultraschall.rb
index 89a13b12d..cd706164a 100644
--- a/Casks/soundflower-ultraschall.rb
+++ b/Casks/soundflower-ultraschall.rb
@@ -5,7 +5,7 @@ class SoundflowerUltraschall < Cask
   url "https://github.com/MariusE/Soundflower-Ultraschall-Edition/releases/download/#{version}/Soundflower-#{version}.dmg"
   homepage 'https://github.com/MariusE/Soundflower-Ultraschall-Edition'
 
-  install 'Soundflower.pkg', :allow_untrusted => true
+  pkg 'Soundflower.pkg', :allow_untrusted => true
   uninstall :pkgutil => 'com.cycling74.soundflower*',
             :files => '/Applications/Soundflower'
 end
diff --git a/Casks/truecrypt71a.rb b/Casks/truecrypt71a.rb
index c76df1edb..176d7320a 100644
--- a/Casks/truecrypt71a.rb
+++ b/Casks/truecrypt71a.rb
@@ -5,7 +5,7 @@ class Truecrypt71a < Cask
   url 'https://github.com/DrWhax/truecrypt-archive/raw/231bb2f64564a087de338a68fb9498320eecfe2a/TrueCrypt%207.1a%20Mac%20OS%20X.dmg'
   homepage 'http://truecrypt.sourceforge.net/'
 
-  install  'TrueCrypt 7.1a.mpkg'
+  pkg  'TrueCrypt 7.1a.mpkg'
   caveats do
     files_in_usr_local
     <<-EOS.undent
diff --git a/Casks/vagrant127.rb b/Casks/vagrant127.rb
index 74f243ae4..81ee49fbf 100644
--- a/Casks/vagrant127.rb
+++ b/Casks/vagrant127.rb
@@ -5,6 +5,6 @@ class Vagrant127 < Cask
   url 'http://files.vagrantup.com/packages/7ec0ee1d00a916f80b109a298bab08e391945243/Vagrant-1.2.7.dmg'
   homepage 'http://www.vagrantup.com'
 
-  install 'Vagrant.pkg'
+  pkg 'Vagrant.pkg'
   uninstall :script => { :executable => 'uninstall.tool', :input => %w[Yes] }
 end
diff --git a/Casks/vagrant143.rb b/Casks/vagrant143.rb
index 5250d1e18..cd09a9a42 100644
--- a/Casks/vagrant143.rb
+++ b/Casks/vagrant143.rb
@@ -5,6 +5,6 @@ class Vagrant143 < Cask
   url 'https://dl.bintray.com/mitchellh/vagrant/Vagrant-1.4.3.dmg'
   homepage 'http://www.vagrantup.com'
 
-  install 'Vagrant.pkg'
+  pkg 'Vagrant.pkg'
   uninstall :script => 'uninstall.tool', :input => %w[Yes]
 end
diff --git a/Casks/vagrant163.rb b/Casks/vagrant163.rb
index 43241ae99..8306f3f05 100644
--- a/Casks/vagrant163.rb
+++ b/Casks/vagrant163.rb
@@ -5,6 +5,6 @@ class Vagrant163 < Cask
   url 'https://dl.bintray.com/mitchellh/vagrant/vagrant_1.6.3.dmg'
   homepage 'http://www.vagrantup.com'
 
-  install 'Vagrant.pkg'
+  pkg 'Vagrant.pkg'
   uninstall :script => { :executable => 'uninstall.tool', :input => %w[Yes] }
 end
diff --git a/Casks/virtualbox422492790.rb b/Casks/virtualbox422492790.rb
index 5a978f4c4..c81e6a3f9 100644
--- a/Casks/virtualbox422492790.rb
+++ b/Casks/virtualbox422492790.rb
@@ -5,6 +5,6 @@ class Virtualbox422492790 < Cask
   url 'http://download.virtualbox.org/virtualbox/4.2.24/VirtualBox-4.2.24-92790-OSX.dmg'
   homepage 'http://www.virtualbox.org'
 
-  install 'VirtualBox.pkg'
+  pkg 'VirtualBox.pkg'
   uninstall :script => { :executable => 'VirtualBox_Uninstall.tool', :args => %w[--unattended] }
 end
diff --git a/Casks/virtualbox431293733.rb b/Casks/virtualbox431293733.rb
index 36bd2771c..4a3f56f25 100644
--- a/Casks/virtualbox431293733.rb
+++ b/Casks/virtualbox431293733.rb
@@ -5,6 +5,6 @@ class Virtualbox431293733 < Cask
   url 'http://download.virtualbox.org/virtualbox/4.3.12/VirtualBox-4.3.12-93733-OSX.dmg'
   homepage 'http://www.virtualbox.org'
 
-  install 'VirtualBox.pkg'
+  pkg 'VirtualBox.pkg'
   uninstall :script => { :executable => 'VirtualBox_Uninstall.tool', :args => %w[--unattended] }
 end
diff --git a/Casks/virtualbox43691406.rb b/Casks/virtualbox43691406.rb
index e1ce6f33b..d14f2a5bf 100644
--- a/Casks/virtualbox43691406.rb
+++ b/Casks/virtualbox43691406.rb
@@ -5,6 +5,6 @@ class Virtualbox43691406 < Cask
   url 'http://download.virtualbox.org/virtualbox/4.3.6/VirtualBox-4.3.6-91406-OSX.dmg'
   homepage 'http://www.virtualbox.org'
 
-  install 'VirtualBox.pkg'
+  pkg 'VirtualBox.pkg'
   uninstall :script => { :executable => 'VirtualBox_Uninstall.tool', :args => %w[--unattended] }
 end
diff --git a/Casks/wireshark-dev.rb b/Casks/wireshark-dev.rb
index 20f5225b4..51d3cd867 100644
--- a/Casks/wireshark-dev.rb
+++ b/Casks/wireshark-dev.rb
@@ -5,6 +5,6 @@ class WiresharkDev < Cask
   url 'http://www.wireshark.org/download/osx/Wireshark%201.11.3%20Intel%2064.dmg'
   homepage 'http://www.wireshark.org'
 
-  install 'Wireshark 1.11.3 Intel 64.pkg'
+  pkg 'Wireshark 1.11.3 Intel 64.pkg'
   uninstall :pkgutil => 'org.wireshark.*'
 end