diff --git a/test/from_datetime_import_datetime.py b/test/from_datetime_import_datetime.py
index 852b271..1a8eeb4 100644
--- a/test/from_datetime_import_datetime.py
+++ b/test/from_datetime_import_datetime.py
@@ -5,5 +5,5 @@ text = f"{today.year}.{today.month}.{today.day} first time use Git"
 print(text)
 
 # 将内容写入文本文件，方便提交到Git仓库
-with open("git_note.txt", "w", encoding="utf‑8") as f:
+with open("git_note.txt", "w", encoding="utf-8") as f:
     f.write(text)