diff --git a/internal/core/src/query/SearchOnSealed.cpp b/internal/core/src/query/SearchOnSealed.cpp
index 1321c40ffd..b4b5e2c809 100644
--- a/internal/core/src/query/SearchOnSealed.cpp
+++ b/internal/core/src/query/SearchOnSealed.cpp
@@ -44,9 +44,6 @@ SearchOnSealedIndex(const Schema& schema,
     auto final = [&] {
         auto ds = knowhere::GenDataSet(num_queries, dim, query_data);
 
-        auto conf = search_info.search_params_;
-        conf[knowhere::meta::TOPK] = search_info.topk_;
-        conf[knowhere::meta::METRIC_TYPE] = field_indexing->metric_type_;
         auto vec_index =
             dynamic_cast<index::VectorIndex*>(field_indexing->indexing_.get());
         auto index_type = vec_index->GetIndexType();