diff --git a/Plugins/WPSCombatSystem/combat_service.py b/Plugins/WPSCombatSystem/combat_service.py
index bfa7f66..d30af6e 100644
--- a/Plugins/WPSCombatSystem/combat_service.py
+++ b/Plugins/WPSCombatSystem/combat_service.py
@@ -486,7 +486,7 @@ class CombatService:
         
         # 2. 装备加成
         equip_coeff = CombatConfig.get_float("combat_adventure_equipment_coeff")
-        equip_bonus = math.log2(equipment_strength * equip_coeff)
+        equip_bonus = math.log2(1 + equipment_strength * equip_coeff)
         
         # 3. 运势加成
         fortune_coeff = CombatConfig.get_float("combat_adventure_fortune_coeff")