diff --git a/src/pl/ob_pl_user_type.cpp b/src/pl/ob_pl_user_type.cpp
index 89efd9f6bb..f1a51138cb 100644
--- a/src/pl/ob_pl_user_type.cpp
+++ b/src/pl/ob_pl_user_type.cpp
@@ -1462,6 +1462,10 @@ int ObPLComposite::copy_element(const ObObj &src,
                                    need_new_allocator));
       CK (OB_NOT_NULL(dest_composite));
       if (src.get_ext() == dest.get_ext()) {
+        OX (dest.set_extend(reinterpret_cast<int64_t>(src_composite),
+                            src.get_meta().get_extend_type(),
+                            src.get_val_len()));
+        OZ (ObUserDefinedType::destruct_obj(dest, session));
         OZ (ObPLComposite::deep_copy(*dest_composite,
                                    src_composite,
                                    allocator,
diff --git a/src/sql/engine/expr/ob_expr_udf.cpp b/src/sql/engine/expr/ob_expr_udf.cpp
index b5a2917991..b3d1979324 100644
--- a/src/sql/engine/expr/ob_expr_udf.cpp
+++ b/src/sql/engine/expr/ob_expr_udf.cpp
@@ -370,16 +370,9 @@ int ObExprUDF::process_out_params(const ObObj *objs_stack,
         } else {
           OZ (deep_copy_obj(*pkg_allocator, obj, obj));
         }
-        OZ (ObSPIService::spi_set_package_variable(
-              &exec_ctx,
-              NULL,
-              params_desc.at(i).get_package_id(),
-              params_desc.at(i).get_index(),
-              iparams.at(i)));
-        int tmp_ret = OB_SUCCESS;
-        tmp_ret = pl::ObUserDefinedType::destruct_obj(iparams.at(i), exec_ctx.get_my_session());
-        ret = OB_SUCCESS == ret ? tmp_ret : ret;
       }
+      OZ (ObSPIService::spi_update_package_change_info(&plctx, params_desc.at(i).get_package_id(),
+                                                       params_desc.at(i).get_index()));
     }
   }
   return ret;