diff --git a/server/knowledge_base/kb_service/milvus_kb_service.py b/server/knowledge_base/kb_service/milvus_kb_service.py
index dc392ee..f08b62b 100644
--- a/server/knowledge_base/kb_service/milvus_kb_service.py
+++ b/server/knowledge_base/kb_service/milvus_kb_service.py
@@ -53,7 +53,7 @@ class MilvusKBService(KBService):
         self.milvus = Milvus(embedding_function=EmbeddingsFunAdapter(self.embed_model),
                              collection_name=self.kb_name, 
                              connection_args=kbs_config.get("milvus"),
-                             index_params=kbs_config.ge("milvus_kwargs")["index_params"],
+                             index_params=kbs_config.get("milvus_kwargs")["index_params"],
                              search_params=kbs_config.get("milvus_kwargs")["search_params"]
                              )