diff --git a/service/timer.py b/service/timer.py
index 5ff2354..0414c92 100644
--- a/service/timer.py
+++ b/service/timer.py
@@ -23,7 +23,7 @@ class TimerService:
         
         for index,i in enumerate(res.chain) :
             logger.info(f"获得消息链类型:{i.type}内容:{i}")
-            if not isinstance(i,Plain) or i.type == "Plain":
+            if not isinstance(i,Plain) or not i.type == "Plain":
                 continue
             dump = Pattern(i.text)
             i.text = dump.string