diff --git a/server/gameserver/hero_agent.cc b/server/gameserver/hero_agent.cc
index 6938d4d6..f11b619c 100644
--- a/server/gameserver/hero_agent.cc
+++ b/server/gameserver/hero_agent.cc
@@ -1603,17 +1603,6 @@ behaviac::EBTStatus HeroAgent::ThrowItem(int slot)
                           fly_distance,
                           0);
             last_throw_item_frameno_ = owner_->room->GetFrameNo();
-            switch (weapon_slot) {
-            case IS_FRAG:
-                {
-                    owner_->TryAddBuffAndSetTime(owner_, kVertigoBuffId, mt::Param::s().frag_dinshen_time);
-                }
-                break;
-            default:
-                {
-                }
-                break;
-            }
             return behaviac::BT_SUCCESS;
         }
     }
diff --git a/server/gameserver/pbutils.cc b/server/gameserver/pbutils.cc
index 6bd16df5..217ed230 100644
--- a/server/gameserver/pbutils.cc
+++ b/server/gameserver/pbutils.cc
@@ -2968,6 +2968,19 @@ int Creature::Throw(int slot, const glm::vec3& bomb_pos, const glm::vec3& bomb_d
     if (slot < 0 || slot >= weapons.size()) {
         return 0;
     }
+    switch (slot) {
+    case IS_FRAG:
+    case IS_SMOKE:
+    case IS_MOLOTOR_COCKTAIL:
+        {
+            TryAddBuffAndSetTime(this, kVertigoBuffId, mt::Param::s().frag_dinshen_time);
+        }
+        break;
+    default:
+        {
+        }
+        break;
+    }
     Weapon& weapon = weapons.at(slot);
     if (weapon.weapon_idx != 0 &&
         weapon.meta &&
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index c510244f..4580597d 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -1762,17 +1762,6 @@ void Player::UpdateThrowBomb()
                       bomb_dir,
                       throw_bomb->fly_distance(),
                       0);
-                switch (equip_meta->_inventory_slot()) {
-                case IS_FRAG:
-                    {
-                        TryAddBuffAndSetTime(this, kVertigoBuffId, mt::Param::s().frag_dinshen_time);
-                    }
-                    break;
-                default:
-                    {
-                    }
-                    break;
-                }
                 SendUnityDebugMsg(this, a8::Format("xxxxxxxx 9 throw_uniid:%d", {throw_bomb->throw_uniid()}));
             }
         }