diff --git a/RFXtoRP_HsrPrepa.ftl b/RFXtoRP_HsrPrepa.ftl
index f592fc9..0f56cef 100644
--- a/RFXtoRP_HsrPrepa.ftl
+++ b/RFXtoRP_HsrPrepa.ftl
@@ -51,8 +51,7 @@
                <#list preparationOrder.preparation_line_lst?filter(l ->l.despatched_ipg_list?? ) as preparation_line>
                <#list preparation_line.despatched_ipg_list as despatched_ipg>
                <#assign HUadded_packing_datetime = RfxDateTimetoUTCWithTimezone(preparation_line.confirmation_datetime,time_zone_rfx) />
-               <#if !hd_numberHmap[despatched_ipg.hd_number]?? && (trackingNumberSource==2 || trackingNumberSource==3 || (despatched_ipg.consignment_unit_id!="" && trackingNumberSource==1))>
-                  <#assign hd_numberHmap += {despatched_ipg.hd_number,despatched_ipg.hd_number}>
+               <#if (!hd_numberHmap[despatched_ipg.hd_number]?? || !hd_numberHmap[despatched_ipg.carton_number]??) && (trackingNumberSource==2 || trackingNumberSource==3 || (despatched_ipg.consignment_unit_id!="" && trackingNumberSource==1))>
                   ,
                   {
                   <#assign apiReflexPlatformID = ApiReflexPlatformID.TrackingHULabeled>
diff --git a/RFXtoRP_HsrPrepa_TrackingHuLabelled.ftl b/RFXtoRP_HsrPrepa_TrackingHuLabelled.ftl
index 7fa46e3..bf47c9f 100644
--- a/RFXtoRP_HsrPrepa_TrackingHuLabelled.ftl
+++ b/RFXtoRP_HsrPrepa_TrackingHuLabelled.ftl
@@ -53,8 +53,10 @@
     "Payload": {
       <#if despatched_ipg.carton_number != "000000000000000000">
       "HandlingunitID": "${despatched_ipg.carton_number}"
+      <#assign hd_numberHmap += {despatched_ipg.carton_number,despatched_ipg.carton_number}>
       <#else>
       "HandlingunitID": "${despatched_ipg.hd_number}"
+      <#assign hd_numberHmap += {despatched_ipg.hd_number,despatched_ipg.hd_number}>
       </#if>
 	  <#if preparationOrder.load_data?? && preparationOrder.load_data.carrier_code?? && preparationOrder.load_data.carrier_code!="" >
     ,