diff --git a/wrenchboard/src/shared_tool/payments.cc b/wrenchboard/src/shared_tool/payments.cc
index 457e2791..febdd6b9 100644
--- a/wrenchboard/src/shared_tool/payments.cc
+++ b/wrenchboard/src/shared_tool/payments.cc
@@ -432,8 +432,19 @@ long  WrenchCardRechargePayment( CVars in, CVars &out )
             REQ_STRING(in, "credit_reference", 15, 45, "(.*)");
 
             // Test tye credit reference
-            //SELECT amount, currency  FROM members_credit WHERE uid = 'eb813f56-41b3-4123-b943-605d3ae6c813' AND member_id = 1;
-
+            //SELECT mc.amount, mc.currency  FROM members_credit mc LEFT JOIN members m ON m.id =mc.member_id  WHERE mc.uid = 'eb813f56-41b3-4123-b943-605d3ae6c813' AND mc.member_id = 1;;
+            if (load_db_record(out, "SELECT mc.amount, mc.currency  FROM members_credit mc LEFT JOIN members m ON m.id =mc.member_id  "
+                                    " WHERE mc.uid = '%s' AND m.uid = '%s", in["credit_reference"].c_str(), in["uid"].c_str()) > 0)
+                {
+                  if ( in["amount"].Long() != out["amount"].Long() ){
+                        out["status"] = "Invalid Amount";
+                         return ret;
+                  }
+                }
+                else{
+                   out["status"] = "Invalid Call";
+                   return ret;
+                }
 
 
             if (load_db_record(out, "SELECT c.id as card_id FROM creditcard c LEFT JOIN members m ON m.id =c.member_id  "