diff --git a/chat_paper.py b/chat_paper.py
index 8cc7cdd..8467c35 100644
--- a/chat_paper.py
+++ b/chat_paper.py
@@ -257,7 +257,7 @@ def summary_with_chat(self, paper_list):
                 pass                             
             mode = 'w' if paper_index == 0 else 'a'
             file_name = os.path.join(export_path, date_str+'-'+self.validateTitle(paper.title[:80])+"."+self.file_format)
-            self.export_to_markdown("\n".join(htmls), file_name=file_name, mode=mode)
+            self.export_to_markdown("\n".join([item.strip() for item in htmls]), file_name=file_name, mode=mode)
             
             # file_name = os.path.join(export_path, date_str+'-'+self.validateTitle(paper.title)+".md")
             # self.export_to_markdown("\n".join(htmls), file_name=file_name, mode=mode)