diff --git a/RFXtoRP_HsrReceiptList_ExecutionflowDetected.ftl b/RFXtoRP_HsrReceiptList_ExecutionflowDetected.ftl
index fe0cc5f..d941559 100644
--- a/RFXtoRP_HsrReceiptList_ExecutionflowDetected.ftl
+++ b/RFXtoRP_HsrReceiptList_ExecutionflowDetected.ftl
@@ -55,8 +55,8 @@
                    <#assign line_without_detail_priority_date = line.line_without_detail.priority_date?datetime(rfx_date_format_default)?iso_utc />
                    "PriorityDate": "${line_without_detail_priority_date}",
               <#else>
-                <#if (line.line_detail?? && line.line_detail.priority_date?length != 0) && (line.line_detail.priority_date?starts_with("00") == false)>
-                    <#assign line_detail_priority_date = line.line_detail.priority_date?datetime(rfx_date_format_default)?iso_utc />
+                <#if (line.line_detail?? && line.line_detail?size == 1 && line.line_detail[0].priority_date?length != 0) && (line.line_detail[0].priority_date?starts_with("00") == false)>
+                    <#assign line_detail_priority_date = line.line_detail[0].priority_date?datetime(rfx_date_format_default)?iso_utc />
                     "PriorityDate": "${line_detail_priority_date}",
                 <#else>
                     "PriorityDate": "1970-01-01T00:00:00Z",