From ba8a462bf84e97c0d2abc64383642982c7ea4f51 Mon Sep 17 00:00:00 2001
From: Eduard-Constantin Ibinceanu <ibinceanu.eduard@yahoo.com>
Date: Wed, 4 Dec 2024 01:41:39 +0200
Subject: [PATCH] [Bugfix] Milvus search error (#3623)

Fix milvus search error
---
 packages/components/nodes/vectorstores/Milvus/Milvus.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/components/nodes/vectorstores/Milvus/Milvus.ts b/packages/components/nodes/vectorstores/Milvus/Milvus.ts
index aaad7e851..e10c2cfc5 100644
--- a/packages/components/nodes/vectorstores/Milvus/Milvus.ts
+++ b/packages/components/nodes/vectorstores/Milvus/Milvus.ts
@@ -364,7 +364,7 @@ const similaritySearchVectorWithScore = async (query: number[], k: number, vecto
         anns_field: vectorStore.vectorField,
         topk: k.toString(),
         metric_type: vectorStore.indexCreateParams.metric_type,
-        params: vectorStore.indexSearchParams.toString()
+        params: JSON.stringify(vectorStore.indexSearchParams)
     }
     const searchResp = await vectorStore.client.search({
         collection_name: vectorStore.collectionName,