diff --git a/rag/app/tag.py b/rag/app/tag.py
index 2c17fd7b9..179d72e24 100644
--- a/rag/app/tag.py
+++ b/rag/app/tag.py
@@ -134,7 +134,7 @@ def label_question(question, kbs):
         all_tags = get_tags_from_cache(tag_kb_ids)
         if not all_tags:
             all_tags = settings.retrievaler.all_tags_in_portion(kb.tenant_id, tag_kb_ids)
-            set_tags_to_cache(all_tags, tag_kb_ids)
+            set_tags_to_cache(tags=all_tags, kb_ids=tag_kb_ids)
         else:
             all_tags = json.loads(all_tags)
         tag_kbs = KnowledgebaseService.get_by_ids(tag_kb_ids)