diff --git a/.gitignore b/.gitignore
index 420330cc..3d61efb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 **/__pycache__
 **/*.7z
+**/*.DS_Store
 **/*.bak
 **/*.exe
 **/*.swp
diff --git a/setup/macos/El Capitan/Utilities.plist b/setup/macos/El Capitan/Utilities.plist
index 89304181..0fc61ad2 100644
--- a/setup/macos/El Capitan/Utilities.plist	
+++ b/setup/macos/El Capitan/Utilities.plist	
@@ -6,11 +6,11 @@
 	<array>
 		<dict>
 			<key>BundlePath</key>
-			<string>/Applications/iTerm.app</string>
+			<string>/Applications/Utilities/Terminal.app</string>
 			<key>DescriptionKey</key>
 			<string>Hardware Diagnostics</string>
 			<key>Path</key>
-			<string>/Applications/iTerm.app/Contents/MacOS/iTerm2</string>
+			<string>/Applications/Utilities/Terminal.app/Contents/MacOS/Terminal</string>
 			<key>TitleKey</key>
 			<string>WizardKit: Hardware Diagnostics</string>
 		</dict>
diff --git a/setup/macos/El Capitan/com.googlecode.iterm2.plist b/setup/macos/El Capitan/com.googlecode.iterm2.plist
deleted file mode 100644
index 71eb86a8..00000000
Binary files a/setup/macos/El Capitan/com.googlecode.iterm2.plist and /dev/null differ
diff --git a/setup/macos/live-macos-startup b/setup/macos/live-macos-startup
index f636a6aa..2196b681 100755
--- a/setup/macos/live-macos-startup
+++ b/setup/macos/live-macos-startup
@@ -12,7 +12,7 @@ if ! [[ -d /Volumes/RAM_Disk ]]; then
   echo "Creating RAM Disk..."
   RAM_DEV="$(hdiutil attach -nomount ram://524288)"
   diskutil quiet erasevolume HFS+ RAM_Disk ${RAM_DEV}
-  diskutil unmount ${RAM_DEV}
+  diskutil quiet unmount ${RAM_DEV}
   mkdir /Volumes/RAM_Disk
   mount -t hfs -o owners ${RAM_DEV} /Volumes/RAM_Disk
 fi
@@ -30,7 +30,7 @@ if ! [[ -e /Volumes/RAM_Disk/.wifi ]]; then
       | grep -Eo 'en(\d+)')"
     networksetup -setairportnetwork "${NET_DEV}" "${WIFI_NET%%:::*}" "${WIFI_NET##*:::}"
     touch /Volumes/RAM_Disk/.wifi
-    sleep 1s
+    sleep 5s
   fi
 fi
 
diff --git a/setup/macos/update-base-image b/setup/macos/update-base-image
index 6ae3c080..4dc7daee 100755
--- a/setup/macos/update-base-image
+++ b/setup/macos/update-base-image
@@ -72,11 +72,16 @@ echo "Installing Terminal Preferences..."
 rsync -aS com.apple.Terminal.plist "${WK_PATH}/var/root/Library/Preferences"/
 
 # Timezones
-if [[ ! -d "${WK_PATH}/var/db/timezone" ]]; then
-  echo "Installing timezones..."
-  rsync -aS /var/db/timezone "${WK_PATH}/var/db"/
+echo "Installing timezones..."
+if [[ "${OS_VERSION:3:2}" == "11" ]]; then
+  rsync -aS /usr/share/zoneinfo/ "${WK_PATH}/usr/share/zoneinfo"/
+  ln -sf /usr/share/zoneinfo/America/Los_Angeles "${WK_PATH}/etc/localtime"
+elif [[ "${OS_VERSION:3:2}" -gt "11" ]]; then
+  if [[ ! -d "${WK_PATH}/var/db/timezone" ]]; then
+    rsync -aS /var/db/timezone "${WK_PATH}/var/db"/
+  fi
+  ln -sf /var/db/timezone/zoneinfo/US/Pacific "${WK_PATH}/etc/localtime"
 fi
-ln -sf /var/db/timezone/zoneinfo/US/Pacific "${WK_PATH}/etc/localtime"
 
 # zsh
 echo "Installing zsh..."
@@ -94,6 +99,11 @@ cp -a /usr/sbin/networksetup "${WK_PATH}/usr/sbin"/
 cp -a aliases "${WK_PATH}/.aliases"
 cp -a bashrc "${WK_PATH}/etc/profile"
 cp -a vimrc "${WK_PATH}/.vimrc"
+if [[ "${OS_VERSION:3:2}" == "11" ]]; then
+  cp -a /usr/bin/fgrep "${WK_PATH}/usr/bin"/
+  cp -a /usr/bin/locale "${WK_PATH}/usr/bin"/
+  rsync -aS /usr/share/locale/ "${WK_PATH}/usr/share/locale"/
+fi
 
 # WizardKit
 echo "Installing WizardKit env..."