diff --git a/libs/chatchat-server/chatchat/server/knowledge_base/utils.py b/libs/chatchat-server/chatchat/server/knowledge_base/utils.py
index 0d42a2b..84f1c24 100644
--- a/libs/chatchat-server/chatchat/server/knowledge_base/utils.py
+++ b/libs/chatchat-server/chatchat/server/knowledge_base/utils.py
@@ -70,6 +70,9 @@ def list_files_from_folder(kb_name: str):
         for x in ["temp", "tmp", ".", "~$"]:
             if tail.startswith(x):
                 return True
+        if "_source.txt" in tail.lower() or "_split.txt" in tail.lower():
+            return True
+
         return False
 
     def process_entry(entry):
@@ -422,15 +425,15 @@ class KnowledgeFile:
             docs = zh_first_title_enhance(docs)
             docs = customize_zh_title_enhance(docs)
 
-            # i = 1
-            # outputfile = file_name_without_extension + "_split.txt"
-            # # 打开文件以写入模式
-            # with open(outputfile, 'w') as file:
-            #     for doc in docs:
-            #         #print(f"**********切分段{i}：{doc}")
-            #         file.write(f"\n**********切分段{i}")
-            #         file.write(doc.page_content)
-            #         i = i+1
+            i = 1
+            outputfile = file_name_without_extension + "_split.txt"
+            # 打开文件以写入模式
+            with open(outputfile, 'w') as file:
+                for doc in docs:
+                    #print(f"**********切分段{i}：{doc}")
+                    file.write(f"\n**********切分段{i}")
+                    file.write(doc.page_content)
+                    i = i+1
 
         self.splited_docs = docs
         return self.splited_docs