diff --git a/src/memos/api/handlers/search_handler.py b/src/memos/api/handlers/search_handler.py
index e1a71737a..91980bdeb 100644
--- a/src/memos/api/handlers/search_handler.py
+++ b/src/memos/api/handlers/search_handler.py
@@ -11,6 +11,7 @@
 from typing import Any
 
 from memos.api.handlers.base_handler import BaseHandler, HandlerDependencies
+from memos.api.handlers.formatters_handler import rerank_knowledge_mem
 from memos.api.product_models import APISearchRequest, SearchResponse
 from memos.log import get_logger
 from memos.memories.textual.tree_text_memory.retrieve.retrieve_utils import (
@@ -81,6 +82,15 @@ def handle_search_memories(self, search_req: APISearchRequest) -> SearchResponse
             results = self._mmr_dedup_text_memories(results, search_req.top_k, pref_top_k)
             self._strip_embeddings(results)
 
+        text_mem = results["text_mem"]
+        results["text_mem"] = rerank_knowledge_mem(
+            self.reranker,
+            query=search_req.query,
+            text_mem=text_mem,
+            top_k=search_req_local.top_k,
+            file_mem_proportion=0.5,
+        )
+
         self.logger.info(
             f"[SearchHandler] Final search results: count={len(results)} results={results}"
         )