diff --git a/src/main/java/com/eprosima/fastdds/idl/templates/XTypesTypeObjectSource.stg b/src/main/java/com/eprosima/fastdds/idl/templates/XTypesTypeObjectSource.stg
index 3cc60233..7b64d313 100644
--- a/src/main/java/com/eprosima/fastdds/idl/templates/XTypesTypeObjectSource.stg
+++ b/src/main/java/com/eprosima/fastdds/idl/templates/XTypesTypeObjectSource.stg
@@ -351,13 +351,17 @@ register_struct_type(struct) ::= <<
     $get_type_identifier(type=struct.inheritance, name=struct.name)$
     if (return_code_$struct.name$ != eprosima::fastdds::dds::RETCODE_OK)
     {
+        $if(struct.inheritance.isAliasType)$
+        $register_alias_type(alias=struct.inheritance, name=struct.name)$
+        $else$
         $register_struct_type(struct.inheritance)$
+        $endif$
     }
     $endif$
     $complete_type_detail(type=struct, type_kind=" Structure", name=struct.name)$
     CompleteStructHeader header_$struct.name$;
     $if (struct.inheritance)$
-    if (EK_COMPLETE == type_ids_$struct.name$.type_identifier1()._d() || TK_NONE == type_ids_$struct.name$.type_identifier1()._d())
+    if (EK_COMPLETE == type_ids_$struct.name$.type_identifier1()._d())
     {
         header_$struct.name$ = TypeObjectUtils::build_complete_struct_header(type_ids_$struct.name$.type_identifier1(), detail_$struct.name$);
     }
diff --git a/thirdparty/idl-parser b/thirdparty/idl-parser
index d8fe424c..c01a4cd9 160000
--- a/thirdparty/idl-parser
+++ b/thirdparty/idl-parser
@@ -1 +1 @@
-Subproject commit d8fe424cd74e00781c815cb09139536cb13e5ee6
+Subproject commit c01a4cd9348539dcc7a06251806a7824a0dd1852