diff --git a/js/dropdown.js b/js/dropdown.js
index a56ac8f948..13352ef7cf 100644
--- a/js/dropdown.js
+++ b/js/dropdown.js
@@ -26,7 +26,7 @@
   var backdrop = '.dropdown-backdrop'
   var toggle   = '[data-toggle=dropdown]'
   var Dropdown = function (element) {
-    var $el = $(element).on('click.bs.dropdown', this.toggle)
+    $(element).on('click.bs.dropdown', this.toggle)
   }
 
   Dropdown.prototype.toggle = function (e) {