diff --git a/lib/addresses.js b/lib/addresses.js
index beae11f..c4838bc 100644
--- a/lib/addresses.js
+++ b/lib/addresses.js
@@ -12,7 +12,7 @@ function AddressController(node) {
 }
 
 AddressController.prototype.show = function(req, res) {
-  var self;
+  var self = this;
   var options = {
     noTxList: parseInt(req.query.noTxList)
   };