diff --git a/app/utils/milvus_utils.py b/app/utils/milvus_utils.py
index f2d8225..b678539 100644
--- a/app/utils/milvus_utils.py
+++ b/app/utils/milvus_utils.py
@@ -131,7 +131,12 @@ class MilvusService:
     return MilvusSearchResponse(
       answer=relative_content,
       nodes=[
-        MilvusSearchNode(text=node.node.text, metadata=node.node.metadata, score=node.score)
+        MilvusSearchNode(
+          id=node.node.node_id,
+          text=node.node.text,
+          metadata=node.node.metadata,
+          score=node.score
+        )
         for node in result_nodes
       ]
     )