diff --git a/server/gameserver/mt/Map.cc b/server/gameserver/mt/Map.cc
index 67351151..197544e6 100644
--- a/server/gameserver/mt/Map.cc
+++ b/server/gameserver/mt/Map.cc
@@ -250,6 +250,19 @@ namespace mt
                             if (_group_world_objects.find(ikey) != _group_world_objects.end()) {
                                 abort();
                             }
+                            std::vector<std::shared_ptr<WorldObject>> objects;
+                            auto items = group_obj->At(key);
+                            for (int iii = 0; iii < items->Size(); ++iii) {
+                                auto item_obj = items->At(iii);
+                                auto obj = std::make_shared<WorldObject>();
+                                {
+                                    obj->pos.x = item_obj->At("x")->AsXValue().GetDouble();
+                                    obj->pos.y = item_obj->At("y")->AsXValue().GetDouble();
+                                    obj->pos.z = item_obj->At("z")->AsXValue().GetDouble();
+                                }
+                                objects.push_back(obj);
+                            }
+                            _group_world_objects[ikey] = objects;
                         }
                     }
                 }