diff --git a/README.md b/README.md
index 32a6733..61fd2a1 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@ Python and shell scripts to backport and theme [Apple Color Emoji font](https://
 
 Execute `./apple.sh HD`, you will get `AppleColorEmoji@2x.ttc` (for iOS 10 and above) and `AppleColorEmoji@2x.ttf` (for iOS 9 and below) under `apple` directory.
 
+If you only have `AppleColorEmoji_iOS.ttc`, execute `./apple.sh HD iOS` instead.
+
 # Notable Python Scripts
 
 EmojiFonts deals with certain font tables; mainly `GDEF` and `sbix`.
diff --git a/apple.sh b/apple.sh
index 35b694c..be4ef07 100755
--- a/apple.sh
+++ b/apple.sh
@@ -3,10 +3,12 @@
 set -e
 
 NAME=apple
+MOD=$1
+KIND=$2
+[[ $KIND == '' ]] && KIND=macOS
 IOS_FONT_NAME=AppleColorEmoji_iOS
-MAC_FONT_NAME=AppleColorEmoji_macOS
+MAC_FONT_NAME=AppleColorEmoji_$KIND
 ASSETS=$NAME
-MOD=$1
 COLORS=
 [[ $MOD = 'HD' ]] && HD=true || HD=false