diff --git a/third_party/python-pinyin/pypinyin/core.py b/third_party/python-pinyin/pypinyin/core.py
index 3b81820d5..14af78a44 100644
--- a/third_party/python-pinyin/pypinyin/core.py
+++ b/third_party/python-pinyin/pypinyin/core.py
@@ -140,7 +140,7 @@ class Pinyin():
         :param hans: 分词前的字符串
         :return: ``None`` or ``list``
         """
-        outs = list(jieba.cut(hans))  # 默认用jieba分词，从语义角度分词。
+        outs = jieba.lcut(hans)  # 默认用jieba分词，从语义角度分词。
         return outs
 
     def post_seg(self, hans: Text, seg_data: List[Text],