diff --git a/plugins/point_trade/config.toml b/plugins/point_trade/config.toml
index 9c6b651..40fe151 100644
--- a/plugins/point_trade/config.toml
+++ b/plugins/point_trade/config.toml
@@ -12,7 +12,7 @@ command-format = """
 
 # 打劫功能配置
 rob-success-rate = 0.3      # 基础打劫成功率
-rob-rate-decay = 0.5        # 积分差距成功率衰减系数
+rob-rate-decay = 0.1        # 积分差距成功率衰减系数
 rob-min-percent = 0.1     # 打劫成功时最小获取目标积分百分比
 rob-max-percent = 0.3     # 打劫成功时最大获取目标积分百分比
 rob-penalty-percent = 0.2 # 打劫失败时的惩罚百分比(扣除自身积分的比例)