diff --git a/server/gameserver/mapinstance.cc b/server/gameserver/mapinstance.cc
index 5ecfa60e..855eb1c9 100644
--- a/server/gameserver/mapinstance.cc
+++ b/server/gameserver/mapinstance.cc
@@ -814,13 +814,18 @@ void MapInstance::LoadHouse()
             }
         }
         {
-            int box_tri_arr[6][3] = {
+            int box_tri_arr[8][3] = {
                 {0, 1, 2},
                     {0, 2, 3},
+
                         {0, 1, 2},
                             {0, 1, 2},
+
                                 {0, 1, 2},
-                                    {0, 1, 2}
+                                    {0, 1, 2},
+
+                                        {0, 1, 2},
+                                            {0, 1, 2}
             };
             //求三角形min_y max_y
             things_.reserve(1024 * 10);
@@ -858,7 +863,6 @@ void MapInstance::LoadHouse()
                                     map_service_->AddTriangle(&tri);
                                 }//end for i
                             } else if (c->type == mc::kBoxCollider) {
-                                #if 0
                                 mc::BoxCollider* box_collider = (mc::BoxCollider*)c;
                                 std::vector<glm::vec3> new_points;
                                 mc::RotateBounds(box_collider->center,
@@ -866,11 +870,10 @@ void MapInstance::LoadHouse()
                                                  node->transform.local_rotation,
                                                  new_points
                                                  );
-                                box_collider->triangles.reserve(2 * 6);
+                                box_collider->triangles.reserve(2 * 8);
                                 auto& tri = a8::FastAppend(box_collider->triangles);
                                 tri.node = node;
                                 map_service_->AddTriangle(&tri);
-                                #endif
                             }//endif
                         }//end forc
                         things_.push_back(node);