diff --git a/media/system/js/validate-uncompressed.js b/media/system/js/validate-uncompressed.js
index 5b699d9e385ae..dd35d89b90223 100644
--- a/media/system/js/validate-uncompressed.js
+++ b/media/system/js/validate-uncompressed.js
@@ -212,7 +212,7 @@ var JFormValidator = function() {
  	 	});
  	 	setHandler('email', function(value, element) {
 		    value = punycode.toASCII(value);
- 	 	 	var regex = /^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/;
+ 	 	 	var regex = new RegExp("/^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/");
  	 	 	return regex.test(value);
  	 	});
  	 	// Attach to forms with class 'form-validate'