diff --git a/lib/browser/Key.js b/lib/browser/Key.js
index 08425e1..8c42a96 100644
--- a/lib/browser/Key.js
+++ b/lib/browser/Key.js
@@ -1,6 +1,7 @@
 var SecureRandom = require('../SecureRandom');
 var bignum = require('bignum');
 var elliptic = require('elliptic');
+var Point = require('./Point');
 
 var Key = function() {
   this._pub = null;