diff --git a/py/更新文件名.py b/py/更新文件名.py
index 7d98967..6d54ecd 100644
--- a/py/更新文件名.py
+++ b/py/更新文件名.py
@@ -11,13 +11,16 @@ all_files = os.listdir(os.getcwd())
 # 要重命名的文件名列表（初始文件名）
 initial_filenames = ['综合源.m3u', '组播优选.txt', '综合源.txt']
 
-# 删除初始文件名前面带有任意字符的文件
+# 删除初始文件名前面带有非空任意字符的文件
 for old_filename in all_files:
-    if any(not old_filename.startswith(current_date) and old_filename.endswith(init_filename) for init_filename in initial_filenames):
-        full_old_path = os.path.join(os.getcwd(), old_filename)
-        if os.path.exists(full_old_path):
-            os.remove(full_old_path)
-            print(f"Deleted {old_filename}")
+    for init_filename in initial_filenames:
+        if old_filename.endswith(init_filename) and not old_filename.startswith(current_date):
+            non_empty_prefix = old_filename[:-len(init_filename)]
+            if non_empty_prefix:
+                full_old_path = os.path.join(os.getcwd(), old_filename)
+                if os.path.exists(full_old_path):
+                    os.remove(full_old_path)
+                    print(f"Deleted {old_filename}")
 
 # 重命名初始文件名的文件
 for old_filename in all_files: