diff --git a/lib/array.js b/lib/array.js
index b86ae13..1cf3a27 100644
--- a/lib/array.js
+++ b/lib/array.js
@@ -36,14 +36,14 @@ module.exports = function Array (_type, _length) {
       // use the "fixedLength" if provided, otherwise throw an Error
       if (fixedLength > 0) {
         this.length = fixedLength
-        this.buffer = new Buffer(this.length * item_size)
+        this.buffer = Buffer.alloc(this.length * item_size)
       } else {
         throw new Error('A "length", "array" or "buffer" must be passed as the first argument')
       }
     } else if ('number' == typeof data) {
       // new IntArray(69)
       this.length = data
-      this.buffer = new Buffer(this.length * item_size)
+      this.buffer = Buffer.alloc(this.length * item_size)
     } else if (isArray(data)) {
       // new IntArray([ 1, 2, 3, 4, 5 ], {len})
       // use optional "length" if provided, otherwise use "fixedLength, otherwise
@@ -60,7 +60,7 @@ module.exports = function Array (_type, _length) {
         throw new Error('array length must be at least ' + len + ', got ' + data.length)
       }
       this.length = len
-      this.buffer = new Buffer(len * item_size)
+      this.buffer = Buffer.alloc(len * item_size)
       for (var i = 0; i < len; i++) {
         this[i] = data[i]
       }
diff --git a/package.json b/package.json
index 3422913..0306fd4 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "array-index": "1",
     "debug": "2",
-    "ref": "1"
+    "ref": "git+https://github.com/lijiadong-git/ref.git"
   },
   "devDependencies": {
     "bindings": "1",