diff --git a/utils/entity/BaseComicEntity.py b/utils/entity/BaseComicEntity.py
index d1e1390..a23307a 100644
--- a/utils/entity/BaseComicEntity.py
+++ b/utils/entity/BaseComicEntity.py
@@ -131,13 +131,13 @@ class baseComic:
     
     @classmethod
     def Onechapter(cls,chapter_url,scramble=None):
+        is_next = True
         if not str(chapter_url).startswith("http"):
             chapter_url = comicInfo.getBaseUrl() + chapter_url
         try:
             is_next = cls.comicChapterDownload(chapter_url)
         except:
             htmlUtils.remove_HtmlCache(chapter_url)
-            is_next = cls.comicChapterDownload(chapter_url)
         comicInfo.nextInfoToImgChapter()
         #下载完成后, 开始解密图片
         chapter_dir = comicInfo.getDirComicChapter()