diff --git a/js/bootstrap-dropdown.js b/js/bootstrap-dropdown.js
index 14e01cd5af..7f3d997ec8 100644
--- a/js/bootstrap-dropdown.js
+++ b/js/bootstrap-dropdown.js
@@ -157,7 +157,7 @@
 
   $(document)
     .on('click.dropdown.data-api touchstart.dropdown.data-api', clearMenus)
-    .on('click.dropdown touchstart.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
+    .on('click.dropdown.data-api touchstart.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
     .on('touchstart.dropdown.data-api', '.dropdown-menu', function (e) { e.stopPropagation() })
     .on('click.dropdown.data-api touchstart.dropdown.data-api'  , toggle, Dropdown.prototype.toggle)
     .on('keydown.dropdown.data-api touchstart.dropdown.data-api', toggle + ', [role=menu]' , Dropdown.prototype.keydown)