diff --git a/core/src/main/resources/lib/form/rowSet.jelly b/core/src/main/resources/lib/form/rowSet.jelly
index de980d9afe749d1a8eb15d5925e6b65c5fe150cd..d97d53dbc5a383f62e59da1b818d07adde321e69 100644
--- a/core/src/main/resources/lib/form/rowSet.jelly
+++ b/core/src/main/resources/lib/form/rowSet.jelly
@@ -10,7 +10,7 @@
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form">
 
   <j:set var="id" value="${h.generateId()}" />
-  <j:set var="head" value="${h.ifThenElse(attrs.name!=null, attrs.name, 'rowGroupStart'+id)}"/>
+  <j:set var="head" value="rowGroupStart${id}"/>
   <j:set var="ref" value="${h.ifThenElse(attrs.ref!=null, attrs.ref, head)}"/>
 
   <tr id="${head}" style="display:none" name="${attrs.name}" />
@@ -19,4 +19,4 @@
   <script>
     applyNameRef($$('${head}') , $$('rowGroupEnd${id}') , '${ref}')
   </script>
-</j:jelly>
\ No newline at end of file
+</j:jelly>