diff --git a/src/plugins/chat/bot.py b/src/plugins/chat/bot.py
index 80d620722..345e49c08 100644
--- a/src/plugins/chat/bot.py
+++ b/src/plugins/chat/bot.py
@@ -148,7 +148,7 @@ class ChatBot:
 
         response = None
         # 开始组织语言
-        if random() < reply_probability + 1:
+        if random() < reply_probability:
             bot_user_info = UserInfo(
                 user_id=global_config.BOT_QQ,
                 user_nickname=global_config.BOT_NICKNAME,