diff --git a/server/gameserver/buff/sprint.cc b/server/gameserver/buff/sprint.cc
index bfe2c8fc..eeb27dab 100644
--- a/server/gameserver/buff/sprint.cc
+++ b/server/gameserver/buff/sprint.cc
@@ -19,12 +19,9 @@ void SprintBuff::Activate()
     if (meta->_int_buff_param5) {
         owner->IncDisableMoveDirTimes();
     }
-
-    if (caster_.Get()->IsPlayer()) {
-        SprintMove();
-        CoCollisionCheck();
-    }
-    ProcSkill();
+    move_distance_limit_ = skill_meta->_number_meta->_float_range;
+    SprintMove();
+    CoCollisionCheck();
 }
 
 void SprintBuff::Deactivate()
@@ -32,22 +29,6 @@ void SprintBuff::Deactivate()
     if (meta->_int_buff_param5) {
         owner->DecDisableMoveDirTimes();
     }
-    if (owner->AsHuman()) {
-        owner->AsHuman()->last_shot_frameno_ = owner->room->GetFrameNo() + SERVER_FRAME_RATE;
-    }
-    if (skill_meta) {
-        switch (skill_meta->GetMagicId()) {
-        case MAGIC_20901_XIONG:
-            {
-                ProcXiongHun();
-            }
-            break;
-        default:
-            {
-            }
-            break;
-        }
-    }
 }
 
 void SprintBuff::SprintMove()
@@ -111,7 +92,7 @@ void SprintBuff::CoCollisionCheck()
          (int event, const a8::Args* args) mutable
          {
              if (a8::TIMER_EXEC_EVENT == event) {
-                 if (!meta->_buff_param3_int_list.empty() || skill_meta) {
+                 if (!meta->_buff_param3_int_list.empty()) {
                      Check(pre_pos, src_pos, hited_objects);
                  }
              }
@@ -138,30 +119,21 @@ void SprintBuff::Check(Position& pre_pos, Position& src_pos, std::map<int, long
         return;
     }
     stop_times_ = 0;
-    if (skill_meta) {
-        switch (skill_meta->GetMagicId()) {
-        case MAGIC_20901_XIONG:
-            {
-                float moved_distance = owner->GetPos().Distance2D2(src_pos);
-                if (moved_distance >= skill_meta->_number_meta->_float_range) {
-                    owner->room->xtimer.SetTimeoutEx
-                        (
-                         1,
-                         [this] (int event, const a8::Args* args)
-                         {
-                             if (a8::TIMER_EXEC_EVENT == event) {
-                                 owner->RemoveBuffByUniId(buff_uniid);
-                             }
-                         },
-                         &xtimer_attacher);
-                    return;
-                }
-            }
-            break;
-        default:
-            {
-            }
-            break;
+
+    {
+        float moved_distance = owner->GetPos().Distance2D2(src_pos);
+        if (moved_distance >= move_distance_limit_) {
+            owner->room->xtimer.SetTimeoutEx
+                (
+                 1,
+                 [this] (int event, const a8::Args* args)
+                 {
+                     if (a8::TIMER_EXEC_EVENT == event) {
+                         owner->RemoveBuffByUniId(buff_uniid);
+                     }
+                 },
+                 &xtimer_attacher);
+            return;
         }
     }
 
@@ -197,6 +169,7 @@ void SprintBuff::OnEnemyHit(Creature* enemy)
     for (int buff_id : meta->_buff_param3_int_list) {
         enemy->TryAddBuff(owner, buff_id, skill_meta);
     }
+    #if 0
     if (skill_meta) {
         switch (skill_meta->GetMagicId()) {
         case MAGIC_20901_XIONG:
@@ -223,8 +196,10 @@ void SprintBuff::OnEnemyHit(Creature* enemy)
             break;
         }
     }
+    #endif
 }
 
+#if 0
 void SprintBuff::ProcSkill()
 {
     if (skill_meta) {
@@ -244,8 +219,9 @@ void SprintBuff::ProcSkill()
         }
     }
 }
+#endif
 
-
+#if 0
 void SprintBuff::ProcXiongHun()
 {
     owner->TryAddBuff(owner, 209016);
@@ -272,3 +248,4 @@ void SprintBuff::ProcXiongHun()
          }
          );
 }
+#endif
diff --git a/server/gameserver/buff/sprint.h b/server/gameserver/buff/sprint.h
index bc8e117e..10c646d9 100644
--- a/server/gameserver/buff/sprint.h
+++ b/server/gameserver/buff/sprint.h
@@ -14,8 +14,11 @@ class SprintBuff : public Buff
     void CoCollisionCheck();
     void Check(Position& pre_pos, Position& src_pos, std::map<int, long long>& hited_objects);
     void OnEnemyHit(Creature* enemy);
-    void ProcSkill();
-    void ProcXiongHun();
 
     int stop_times_ = 0;
+
+ private:
+
+    float move_distance_limit_ = 0.0f;
+
 };