diff --git a/server/gameserver/human.cc b/server/gameserver/human.cc
index f22b1a88..a581416a 100644
--- a/server/gameserver/human.cc
+++ b/server/gameserver/human.cc
@@ -4207,32 +4207,48 @@ void Human::DropWeapon(int weapon_idx, int num)
             break;
         case FRAG_SLOT:
             {
-                drop_ok = true;
-                *weapon = Weapon();
-                weapon->weapon_idx = weapon_idx;
-                if (GetCurrWeapon() == weapon) {
-                    if (weapons[GUN_SLOT1].weapon_id != 0) {
-                        SetCurrWeapon(&weapons[GUN_SLOT1]);
-                    } else if (weapons[GUN_SLOT2].weapon_id != 0) {
-                        SetCurrWeapon(&weapons[GUN_SLOT2]);
-                    } else {
-                        SetCurrWeapon(&weapons[0]);
+                weapon_ammo = std::min(weapon->ammo, num);
+                if (weapon_ammo > 0) {
+                    drop_ok = true;
+                    weapon->ammo = std::max(0, weapon->ammo - weapon_ammo);
+                    int slot_id = weapon->meta->i->_inventory_slot();
+                    DecInventory(slot_id, weapon_ammo);
+                    if (weapon->ammo <= 0) {
+                        *weapon = Weapon();
+                        weapon->weapon_idx = weapon_idx;
+                        if (GetCurrWeapon() == weapon) {
+                            if (weapons[GUN_SLOT1].weapon_id != 0) {
+                                SetCurrWeapon(&weapons[GUN_SLOT1]);
+                            } else if (weapons[GUN_SLOT2].weapon_id != 0) {
+                                SetCurrWeapon(&weapons[GUN_SLOT2]);
+                            } else {
+                                SetCurrWeapon(&weapons[0]);
+                            }
+                        }
                     }
                 }
             }
             break;
         case SMOKE_SLOT:
             {
-                drop_ok = true;
-                *weapon = Weapon();
-                weapon->weapon_idx = weapon_idx;
-                if (GetCurrWeapon() == weapon) {
-                    if (weapons[GUN_SLOT1].weapon_id != 0) {
-                        SetCurrWeapon(&weapons[GUN_SLOT1]);
-                    } else if (weapons[GUN_SLOT2].weapon_id != 0) {
-                        SetCurrWeapon(&weapons[GUN_SLOT2]);
-                    } else {
-                        SetCurrWeapon(&weapons[0]);
+                weapon_ammo = std::min(weapon->ammo, num);
+                if (weapon_ammo > 0) {
+                    drop_ok = true;
+                    weapon->ammo = std::max(0, weapon->ammo - weapon_ammo);
+                    int slot_id = weapon->meta->i->_inventory_slot();
+                    DecInventory(slot_id, weapon_ammo);
+                    if (weapon->ammo <= 0) {
+                        *weapon = Weapon();
+                        weapon->weapon_idx = weapon_idx;
+                        if (GetCurrWeapon() == weapon) {
+                            if (weapons[GUN_SLOT1].weapon_id != 0) {
+                                SetCurrWeapon(&weapons[GUN_SLOT1]);
+                            } else if (weapons[GUN_SLOT2].weapon_id != 0) {
+                                SetCurrWeapon(&weapons[GUN_SLOT2]);
+                            } else {
+                                SetCurrWeapon(&weapons[0]);
+                            }
+                        }
                     }
                 }
             }
@@ -4243,6 +4259,8 @@ void Human::DropWeapon(int weapon_idx, int num)
                 if (weapon_ammo > 0) {
                     drop_ok = true;
                     weapon->ammo = std::max(0, weapon->ammo - weapon_ammo);
+                    int slot_id = weapon->meta->i->_inventory_slot();
+                    DecInventory(slot_id, weapon_ammo);
                     if (weapon->ammo <= 0) {
                         *weapon = Weapon();
                         weapon->weapon_idx = weapon_idx;
@@ -4269,6 +4287,9 @@ void Human::DropWeapon(int weapon_idx, int num)
             if (weapon_ammo > 0) {
                 MetaData::Equip* bullet_meta = MetaMgr::Instance()->GetEquip(weapon_meta->i->use_bullet());
                 if (bullet_meta && bullet_meta->i->_inventory_slot() > 0) {
+                    #if 1
+                    int drop_num = weapon_ammo;
+                    #else
                     int volume = GetVolume(bullet_meta->i->_inventory_slot());
                     int inventory = GetInventory(bullet_meta->i->_inventory_slot());
                     int add_inventory = std::min(weapon_ammo, volume - std::min(volume, inventory));
@@ -4277,6 +4298,7 @@ void Human::DropWeapon(int weapon_idx, int num)
                         AddInventory(bullet_meta->i->_inventory_slot(), add_inventory);
                     }
                     int drop_num = weapon_ammo - add_inventory;
+                    #endif
                     if (drop_num > 0) {
                         a8::Vec2 drop_dir = a8::Vec2::UP;
                         drop_dir.Rotate(a8::RandAngle());