diff --git a/src/dropdown/dropdown.js b/src/dropdown/dropdown.js
index c674f44ee0..f1c138a670 100644
--- a/src/dropdown/dropdown.js
+++ b/src/dropdown/dropdown.js
@@ -5,7 +5,7 @@ angular.module('ui.bootstrap.dropdown', [])
 })
 
 .service('dropdownService', ['$document', function($document) {
-  var self = this, openScope = null;
+  var openScope = null;
 
   this.open = function( dropdownScope ) {
     if ( !openScope ) {