diff --git a/api/apps/document_app.py b/api/apps/document_app.py
index 067d10da2..98e50723c 100644
--- a/api/apps/document_app.py
+++ b/api/apps/document_app.py
@@ -611,6 +611,13 @@ async def run():
                         settings.docStoreConn.delete({"doc_id": id}, search.index_name(tenant_id), doc.kb_id)
 
                 if str(req["run"]) == TaskStatus.RUNNING.value:
+                    if req.get("apply_kb"):
+                        e, kb = KnowledgebaseService.get_by_id(doc.kb_id)
+                        if not e:
+                            raise LookupError("Can't find this dataset!")
+                        doc.parser_config["enable_metadata"] = kb.parser_config.get("enable_metadata", False)
+                        doc.parser_config["metadata"] = kb.parser_config.get("metadata", {})
+                        DocumentService.update_parser_config(doc.id, doc.parser_config)
                     doc_dict = doc.to_dict()
                     DocumentService.run(tenant_id, doc_dict, kb_table_num_map)
 
diff --git a/rag/prompts/generator.py b/rag/prompts/generator.py
index 5a11294ba..38d79a47c 100644
--- a/rag/prompts/generator.py
+++ b/rag/prompts/generator.py
@@ -827,7 +827,7 @@ async def relevant_chunks_with_toc(query: str, toc:list[dict], chat_mdl, topn: i
 META_DATA = load_prompt("meta_data")
 async def gen_metadata(chat_mdl, schema:dict, content:str):
     template = PROMPT_JINJA_ENV.from_string(META_DATA)
-    for k, desc in schema.items():
+    for k, desc in schema["properties"].items():
         if "enum" in desc and not desc.get("enum"):
             del desc["enum"]
         if desc.get("enum"):