diff --git a/lib/partner.js b/lib/partner.js
index 78a78cf..11dd707 100644
--- a/lib/partner.js
+++ b/lib/partner.js
@@ -146,7 +146,7 @@ function _topUpInquiry(task) {
 
         report({
             trx_id: task.trx_id,
-            rc: komodoRc(value[RESPONSECODE_TAG]) || '40',
+            rc: (value[RESPONSECODE_TAG] && (komodoRc(value[RESPONSECODE_TAG]) || '40')) || '68',
             message: 'topUpInquiry: ' + stringify(value),
             sn: (value.SN || '').replace(/;$/, '') || st24.extractSnFromMessage(value.MESSAGE, config.sn_pattern),
             amount: value.PRICE || st24.extractPriceFromMsg(value.MESSAGE, config.amount_pattern),