diff --git a/RFXtoRP_HliPrepaL.ftl b/RFXtoRP_HliPrepaL.ftl
index 970544d..c3cd6aa 100644
--- a/RFXtoRP_HliPrepaL.ftl
+++ b/RFXtoRP_HliPrepaL.ftl
@@ -21,6 +21,7 @@
       <#if preparationOrder.preparation_type_code=="010" || preparationOrder.preparation_type_code=="030">
          <#if preparationOrder.preparation_line_lst??>
             [
+               <#assign first = true>
                <#assign refIDHmap ={}>
                <#assign hd_numberHmap ={}>
                <#assign hd_numberHmapHUadded ={}>
@@ -28,7 +29,10 @@
                <#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]?? &&  !hd_numberHmap[despatched_ipg.carton_number]??)&& (trackingNumberSource==2 || trackingNumberSource==3 || (despatched_ipg.consignment_unit_id!="" && trackingNumberSource==1))>
+                  <#if !first>
+                  <#assign first = false>
                   ,
+                  </#if>
                   {
                   <#assign apiReflexPlatformID = ApiReflexPlatformID.TrackingHULabeled>
                   "apiReflexPlatformID" :  "${apiReflexPlatformID}",
@@ -37,7 +41,10 @@
                   }
                </#if>
                <#if despatched_ipg.carton_number != "000000000000000000" && despatched_ipg.carton_number!=despatched_ipg.hd_number >
+                  <#if !first>
+                  <#assign first = false>
                   ,
+                  </#if>
                   {
                   <#assign apiReflexPlatformID = ApiReflexPlatformID.HandlingunitHUsAdded>
                   "apiReflexPlatformID" :  "${apiReflexPlatformID}",