diff --git a/blocks-common/i-jquery/__inherit/i-jquery__inherit.js b/blocks-common/i-jquery/__inherit/i-jquery__inherit.js
index 952153d7..8ab985a0 100644
--- a/blocks-common/i-jquery/__inherit/i-jquery__inherit.js
+++ b/blocks-common/i-jquery/__inherit/i-jquery__inherit.js
@@ -11,7 +11,7 @@
 
 (function($) {
 
-var hasIntrospection = (function(){'_';}).toString().indexOf('_') > -1,
+var hasIntrospection = (function(){return '._.';}).toString().indexOf('_') > -1,
     emptyBase = function() {},
     objCreate = Object.create || function(ptp) {
         var inheritance = function() {};