diff --git a/server/gameserver/mt/Skill.cc b/server/gameserver/mt/Skill.cc
index 9366609d..eeb97c63 100644
--- a/server/gameserver/mt/Skill.cc
+++ b/server/gameserver/mt/Skill.cc
@@ -110,9 +110,9 @@ namespace mt
                 }
                 auto itr = _trigger_type_buffs.find(buff_meta->trigger_type());
                 if (itr != _trigger_type_buffs.end()) {
-                    itr->second.insert(buff_meta);
+                    itr->second.push_back(buff_meta);
                 } else {
-                    _trigger_type_buffs[buff_meta->trigger_type()] = std::set<const mt::Buff*>({buff_meta});
+                    _trigger_type_buffs[buff_meta->trigger_type()] = std::vector<const mt::Buff*>({buff_meta});
                 }
             }
         }
diff --git a/server/gameserver/mt/Skill.h b/server/gameserver/mt/Skill.h
index 76a25582..195405b2 100644
--- a/server/gameserver/mt/Skill.h
+++ b/server/gameserver/mt/Skill.h
@@ -37,7 +37,7 @@ namespace mt
         const mt::Skill* _base_skill_meta = nullptr;
         float _value_up = 0.0f;
         std::set<int> _buff_list;
-        std::map<int, std::set<const mt::Buff*>> _trigger_type_buffs;
+        std::map<int, std::vector<const mt::Buff*>> _trigger_type_buffs;
         std::vector<mt::SkillPhase> _phases;
         std::vector<mt::SkillPhase> _raw_phases;
         bool IsTurnOverSkill() const;