diff --git a/Casks/atom.rb b/Casks/atom.rb
index 8f2e48c37b..12cf34aa48 100644
--- a/Casks/atom.rb
+++ b/Casks/atom.rb
@@ -9,8 +9,9 @@ class Atom < Cask
   app 'Atom.app'
   binary 'Atom.app/Contents/Resources/app/apm/node_modules/.bin/apm', :target => 'apm'
   binary 'Atom.app/Contents/Resources/app/atom.sh', :target => 'atom'
+
   postflight do
-    system '/usr/bin/defaults', 'write', 'com.github.atom', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 
   zap :delete => [
diff --git a/Casks/bartender.rb b/Casks/bartender.rb
index 51bf56465d..4a82d8244a 100644
--- a/Casks/bartender.rb
+++ b/Casks/bartender.rb
@@ -10,8 +10,8 @@ class Bartender < Cask
   app 'Bartender.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.surteesstudios.Bartender', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
+
   zap :delete => '~/Library/Preferences/com.surteesstudios.Bartender.plist'
 end
diff --git a/Casks/beyond-compare.rb b/Casks/beyond-compare.rb
index 0e42d6d3f7..dfe4cfcb7d 100644
--- a/Casks/beyond-compare.rb
+++ b/Casks/beyond-compare.rb
@@ -9,7 +9,6 @@ class BeyondCompare < Cask
   app 'Beyond Compare.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.ScooterSoftware.BeyondCompare', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/changes-meter.rb b/Casks/changes-meter.rb
index 0619a3f0f4..d7809faac9 100644
--- a/Casks/changes-meter.rb
+++ b/Casks/changes-meter.rb
@@ -8,7 +8,6 @@ class ChangesMeter < Cask
 
   app 'Changes Meter.app'
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system %Q{/usr/bin/defaults write com.intuiware.ChangesMeter moveToApplicationsFolderAlertSuppress -bool true}
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/cheatsheet.rb b/Casks/cheatsheet.rb
index e13996f909..3308a9fe2e 100644
--- a/Casks/cheatsheet.rb
+++ b/Casks/cheatsheet.rb
@@ -10,7 +10,6 @@ class Cheatsheet < Cask
   app 'CheatSheet.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.mediaatelier.CheatSheet', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/clamxav.rb b/Casks/clamxav.rb
index c9541c184f..bdbb36a796 100644
--- a/Casks/clamxav.rb
+++ b/Casks/clamxav.rb
@@ -9,9 +9,9 @@ class Clamxav < Cask
   license :unknown
 
   app 'ClamXav.app'
+
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'uk.co.markallan.clamxav', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 
   zap :delete => [
diff --git a/Casks/daisydisk.rb b/Casks/daisydisk.rb
index 08ce065b2e..045df0f8b3 100644
--- a/Casks/daisydisk.rb
+++ b/Casks/daisydisk.rb
@@ -10,7 +10,6 @@ class Daisydisk < Cask
   app 'DaisyDisk.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.daisydiskapp.DaisyDiskStandAlone', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/dash.rb b/Casks/dash.rb
index 8353056367..f737563600 100644
--- a/Casks/dash.rb
+++ b/Casks/dash.rb
@@ -10,9 +10,9 @@ class Dash < Cask
   app 'Dash.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.kapeli.dash', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
+
   zap :delete => [
                   '~/Library/Application Support/Dash/library.dash',
                   '~/Library/Preferences/com.kapeli.dash.plist',
diff --git a/Casks/fantastical.rb b/Casks/fantastical.rb
index f48855c120..eace9c7d61 100644
--- a/Casks/fantastical.rb
+++ b/Casks/fantastical.rb
@@ -11,8 +11,8 @@ class Fantastical < Cask
   app 'Fantastical.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.flexibits.fantastical', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
+
   zap :delete => '~/Library/Preferences/com.flexibits.fantastical.plist'
 end
diff --git a/Casks/flux.rb b/Casks/flux.rb
index db9da9b74c..b69d8af143 100644
--- a/Casks/flux.rb
+++ b/Casks/flux.rb
@@ -10,8 +10,8 @@ class Flux < Cask
   app 'Flux.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'org.herf.Flux', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
+
   zap :delete => '~/Library/Preferences/org.herf.Flux.plist'
 end
diff --git a/Casks/github.rb b/Casks/github.rb
index ca2c96ca44..c20cebec08 100644
--- a/Casks/github.rb
+++ b/Casks/github.rb
@@ -8,8 +8,9 @@ class Github < Cask
 
   app 'GitHub.app'
   binary 'GitHub.app/Contents/MacOS/github_cli', :target => 'github'
+
   postflight do
-    system '/usr/bin/defaults', 'write', 'com.github.GitHub', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 
   zap :delete => [
diff --git a/Casks/hipchat.rb b/Casks/hipchat.rb
index 54fb9c4480..bac780d6b2 100644
--- a/Casks/hipchat.rb
+++ b/Casks/hipchat.rb
@@ -10,8 +10,7 @@ class Hipchat < Cask
   app 'HipChat.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.hipchat.HipChat', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 
   zap :delete => [
diff --git a/Casks/hive.rb b/Casks/hive.rb
index f6e5cabe78..26fa9bfde3 100644
--- a/Casks/hive.rb
+++ b/Casks/hive.rb
@@ -11,7 +11,6 @@ class Hive < Cask
   app 'Hive.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.hivewallet.Hive', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/hockeyapp.rb b/Casks/hockeyapp.rb
index 5d603e799a..f01d2d3f94 100644
--- a/Casks/hockeyapp.rb
+++ b/Casks/hockeyapp.rb
@@ -11,7 +11,6 @@ class Hockeyapp < Cask
   binary 'HockeyApp.app/Contents/Resources/puck'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.hockeyapp.mac', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/houdahspot.rb b/Casks/houdahspot.rb
index 9de1319e7f..7f2cd37159 100644
--- a/Casks/houdahspot.rb
+++ b/Casks/houdahspot.rb
@@ -10,7 +10,6 @@ class Houdahspot < Cask
   app 'HoudahSpot.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.houdah.HoudahSpot', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/kaleidoscope.rb b/Casks/kaleidoscope.rb
index 7928745d32..59e49712da 100644
--- a/Casks/kaleidoscope.rb
+++ b/Casks/kaleidoscope.rb
@@ -12,9 +12,9 @@ class Kaleidoscope < Cask
   binary 'Kaleidoscope.app/Contents/Resources/bin/ksdiff'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.blackpixel.kaleidoscope', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
+
   caveats do
     files_in_usr_local
   end
diff --git a/Casks/macupdate-desktop.rb b/Casks/macupdate-desktop.rb
index 49a2d90a14..42e2f1da17 100644
--- a/Casks/macupdate-desktop.rb
+++ b/Casks/macupdate-desktop.rb
@@ -9,8 +9,8 @@ class MacupdateDesktop < Cask
   license :unknown
 
   app 'MacUpdate Desktop.app'
+
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.macupdate.desktop6', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/sidekick.rb b/Casks/sidekick.rb
index 1c581fd113..171ef62de6 100644
--- a/Casks/sidekick.rb
+++ b/Casks/sidekick.rb
@@ -10,8 +10,6 @@ class Sidekick < Cask
   app 'Sidekick.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.oomphalot.Sidekick', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
-
 end
diff --git a/Casks/soulver.rb b/Casks/soulver.rb
index f5e5bec17d..2041124cb7 100644
--- a/Casks/soulver.rb
+++ b/Casks/soulver.rb
@@ -10,8 +10,7 @@ class Soulver < Cask
   app 'Soulver.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.acqualia.soulver', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 
   zap :delete => [
diff --git a/Casks/tangerine.rb b/Casks/tangerine.rb
index 7d4facac82..3378beee2a 100644
--- a/Casks/tangerine.rb
+++ b/Casks/tangerine.rb
@@ -9,8 +9,6 @@ class Tangerine < Cask
   app 'Tangerine!.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.potionfactory.Tangerine', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
-
 end
diff --git a/Casks/todoist.rb b/Casks/todoist.rb
index b4dd65d928..9a96153c7d 100644
--- a/Casks/todoist.rb
+++ b/Casks/todoist.rb
@@ -10,7 +10,6 @@ class Todoist < Cask
   app 'Todoist.app'
 
   postflight do
-    # Don't ask to move the app bundle to /Applications
-    system '/usr/bin/defaults', 'write', 'com.todoist.mac.Todoist', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end
diff --git a/Casks/yojimbo.rb b/Casks/yojimbo.rb
index 5f7460b521..64b4c9dd54 100644
--- a/Casks/yojimbo.rb
+++ b/Casks/yojimbo.rb
@@ -7,7 +7,8 @@ class Yojimbo < Cask
   license :unknown
 
   app 'Yojimbo.app'
+
   postflight do
-    system '/usr/bin/defaults', 'write', 'com.barebones.yojimbo4', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
+    suppress_move_to_applications
   end
 end