diff --git a/scripts/fetch-language-data.sh b/scripts/fetch-language-data.sh
index ed610b6..7f8736c 100755
--- a/scripts/fetch-language-data.sh
+++ b/scripts/fetch-language-data.sh
@@ -18,14 +18,10 @@ then (
 	git clone "$UPSTREAM" "$CLONEDIR"
 fi
 
-if [ -d "$BASEDIR"/node_modules/browserify ]
-then
-	echo "browserify already installed"
-else (
-	echo "Installing browserify"
-	cd "$BASEDIR";
-	npm install --no-save browserify
-) fi
+# This re-installs it every time, but guarantees we have the right version
+echo "Installing browserify"
+cd "$BASEDIR";
+npm install --no-save browserify@v16.5.2
 
 echo "Transforming language-data"
 
diff --git a/scripts/transform.js b/scripts/transform.js
index 700237c..9ab1a69 100644
--- a/scripts/transform.js
+++ b/scripts/transform.js
@@ -1,16 +1,18 @@
-var through = require( 'through' );
+const through = require( 'through' );
 
 module.exports = function () {
-	var data, end, write;
-	data = '( function ( $ ) {\n\t$.uls = $.uls || {};\n\t$.uls.data = ';
-	write = function ( buf ) {
+	let data = '( function ( $ ) {\n\t$.uls = $.uls || {};\n\t$.uls.data = ';
+
+	const write = function ( buf ) {
 		data += buf;
 		return data;
 	};
-	end = function () {
+
+	const end = function () {
 		data += '\n} ( jQuery ) );';
 		this.queue( data );
-		return this.queue( null );
+		this.queue( null );
 	};
+
 	return through( write, end );
 };
diff --git a/src/jquery.uls.data.js b/src/jquery.uls.data.js
index 3de2df0..953534f 100644
--- a/src/jquery.uls.data.js
+++ b/src/jquery.uls.data.js
@@ -643,6 +643,20 @@ module.exports=( function ( $ ) {
             ],
             "Mìng-dĕ̤ng-ngṳ̄"
         ],
+        "cdo-latn": [
+            "Latn",
+            [
+                "AS"
+            ],
+            "Mìng-dĕ̤ng-ngṳ̄ Bàng-uâ-cê"
+        ],
+        "cdo-hani": [
+            "Hani",
+            [
+                "AS"
+            ],
+            "閩東語漢字"
+        ],
         "ce": [
             "Cyrl",
             [
@@ -1800,6 +1814,13 @@ module.exports=( function ( $ ) {
             ],
             "Kabɩyɛ"
         ],
+        "kcg": [
+            "Latn",
+            [
+                "AF"
+            ],
+            "Tyap"
+        ],
         "kea": [
             "Latn",
             [
@@ -4226,6 +4247,9 @@ module.exports=( function ( $ ) {
         "zh-yue": [
             "yue"
         ],
+        "zh-cdo": [
+            "cdo"
+        ],
         "zu": [
             "Latn",
             [
@@ -4291,6 +4315,7 @@ module.exports=( function ( $ ) {
             "Cyrl"
         ],
         "CJK": [
+            "Hani",
             "Hans",
             "Hant",
             "Kana",
@@ -5335,7 +5360,6 @@ module.exports=( function ( $ ) {
         "MY": [
             "ms",
             "en",
-            "zh-hant",
             "zh",
             "ta",
             "jv",
@@ -5378,6 +5402,7 @@ module.exports=( function ( $ ) {
             "ig",
             "yo",
             "ha-arab",
+            "kcg",
             "ar",
             "ff"
         ],