diff --git a/langchain/vectorstores/__init__.py b/langchain/vectorstores/__init__.py
index eed490e4..7ba8f73c 100644
--- a/langchain/vectorstores/__init__.py
+++ b/langchain/vectorstores/__init__.py
@@ -10,6 +10,7 @@ from langchain.vectorstores.docarray import DocArrayHnswSearch, DocArrayInMemory
 from langchain.vectorstores.elastic_vector_search import ElasticVectorSearch
 from langchain.vectorstores.faiss import FAISS
 from langchain.vectorstores.lancedb import LanceDB
+from langchain.vectorstores.matching_engine import MatchingEngine
 from langchain.vectorstores.milvus import Milvus
 from langchain.vectorstores.mongodb_atlas import MongoDBAtlasVectorSearch
 from langchain.vectorstores.myscale import MyScale, MyScaleSettings
@@ -56,4 +57,5 @@ __all__ = [
     "Clickhouse",
     "ClickhouseSettings",
     "Tigris",
+    "MatchingEngine",
 ]