diff --git a/actions/memberRegistration.js b/actions/memberRegistration.js
index a104eb835..6564ae4e9 100644
--- a/actions/memberRegistration.js
+++ b/actions/memberRegistration.js
@@ -79,10 +79,8 @@ var HANDLE_ALPHABET = stringUtils.ALPHABET_ALPHA_EN + stringUtils.ALPHABET_DIGIT
 /**
  * The regular expression for email
  */
-var emailPattern = new RegExp("(^[\\+_A-Za-z0-9-]+(\\.[\\+_A-Za-z0-9-]+)*@([A-Za-z0-9-])+((\\.com)"
-        + "|(\\.net)|(\\.org)|(\\.info)|(\\.edu)|(\\.mil)|(\\.gov)|(\\.biz)|(\\.ws)|(\\.us)|(\\.tv)|(\\.cc)"
-        + "|(\\.aero)|(\\.arpa)|(\\.coop)|(\\.int)|(\\.jobs)|(\\.museum)|(\\.name)|(\\.pro)|(\\.travel)|(\\.nato)"
-        + "|(\\..{2,3})|(\\.([A-Za-z0-9-])+\\..{2,3}))$)");
+var emailPattern = new RegExp("(^[\\+_A-Za-z0-9-]+(\\.[\\+_A-Za-z0-9-]+)*@[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,}$))");
+
 
 /**
  * The patterns for checking invalid handle