diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index 79809c9..d4a2258 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -229,8 +229,10 @@ void Human::DirectShot(MetaData::Equip* bullet_meta, int skill_id)
                                                        float attack_x = a8::Low32(param.param3.GetInt64()) / (float)kTEN_W;
                                                        float attack_y = a8::High32(param.param3.GetInt64()) / (float)kTEN_W;
                                                        a8::Vec2 old_attack_dir = sender->attack_dir;
-                                                       sender->attack_dir = a8::Vec2(attack_x, attack_y);
-                                                       sender->attack_dir.Normalize();
+                                                       if (bullet_meta->bullet_born_offset.size() <= 1){
+                                                           sender->attack_dir = a8::Vec2(attack_x, attack_y);
+                                                           sender->attack_dir.Normalize();
+                                                       }
                                                        sender->InternalShot(bullet_meta,
                                                                             skill_id,
                                                                             offset_idx);