diff --git a/astrbot/core/pipeline/result_decorate/stage.py b/astrbot/core/pipeline/result_decorate/stage.py
index c2d799162..5e6bb9f9c 100644
--- a/astrbot/core/pipeline/result_decorate/stage.py
+++ b/astrbot/core/pipeline/result_decorate/stage.py
@@ -245,7 +245,8 @@ class ResultDecorateStage(Stage):
                             for seg in split_response:
                                 if self.content_cleanup_rule:
                                     seg = re.sub(self.content_cleanup_rule, "", seg)
-                                if seg.strip():
+                                seg = seg.strip()
+                                if seg:
                                     new_chain.append(Plain(seg))
                         else:
                             # 非 Plain 类型的消息段不分段