diff --git a/xmlrpc-server.js b/xmlrpc-server.js
index 9446a4b..7e4307f 100644
--- a/xmlrpc-server.js
+++ b/xmlrpc-server.js
@@ -282,7 +282,8 @@ function sendTopUpInquryToMaster(params, remoteAddress, responseToClient) {
             REQUESTID: params.REQUESTID,
 			MSISDN: params.MSISDN,
 			PIN: params.PIN,
-			NO_HP: params.NO_HP,
+			NO_HP: params.NOHP || params.NO_HP,
+            NOHP: params.NOHP || params.NO_HP,
             TRUST: 'NO_TRUST',
             IP_ADDR: remoteAddress
 		}