diff --git a/langchain/vectorstores/analyticdb.py b/langchain/vectorstores/analyticdb.py
index 6ed8e5b0..6ec5fbad 100644
--- a/langchain/vectorstores/analyticdb.py
+++ b/langchain/vectorstores/analyticdb.py
@@ -8,7 +8,7 @@ from typing import Any, Dict, Iterable, List, Optional, Tuple
 import sqlalchemy
 from sqlalchemy import REAL, Index
 from sqlalchemy.dialects.postgresql import ARRAY, JSON, UUID
-from sqlalchemy.orm import Mapped, Session, declarative_base, relationship
+from sqlalchemy.orm import Session, declarative_base, relationship
 from sqlalchemy.sql.expression import func
 
 from langchain.docstore.document import Document
@@ -70,7 +70,7 @@ class CollectionStore(BaseModel):
 class EmbeddingStore(BaseModel):
     __tablename__ = "langchain_pg_embedding"
 
-    collection_id: Mapped[UUID] = sqlalchemy.Column(
+    collection_id = sqlalchemy.Column(
         UUID(as_uuid=True),
         sqlalchemy.ForeignKey(
             f"{CollectionStore.__tablename__}.uuid",
diff --git a/langchain/vectorstores/pgvector.py b/langchain/vectorstores/pgvector.py
index d0101771..a128241d 100644
--- a/langchain/vectorstores/pgvector.py
+++ b/langchain/vectorstores/pgvector.py
@@ -9,7 +9,7 @@ from typing import Any, Dict, Iterable, List, Optional, Tuple, Type
 import sqlalchemy
 from pgvector.sqlalchemy import Vector
 from sqlalchemy.dialects.postgresql import JSON, UUID
-from sqlalchemy.orm import Mapped, Session, declarative_base, relationship
+from sqlalchemy.orm import Session, declarative_base, relationship
 
 from langchain.docstore.document import Document
 from langchain.embeddings.base import Embeddings
@@ -70,7 +70,7 @@ class CollectionStore(BaseModel):
 class EmbeddingStore(BaseModel):
     __tablename__ = "langchain_pg_embedding"
 
-    collection_id: Mapped[UUID] = sqlalchemy.Column(
+    collection_id = sqlalchemy.Column(
         UUID(as_uuid=True),
         sqlalchemy.ForeignKey(
             f"{CollectionStore.__tablename__}.uuid",
diff --git a/pyproject.toml b/pyproject.toml
index 5606e649..29e7be5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ langchain-server = "langchain.server:main"
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
 pydantic = "^1"
-SQLAlchemy = ">1.4,<3"
+SQLAlchemy = ">=1.3,<3"
 requests = "^2"
 PyYAML = ">=5.4.1"
 numpy = "^1"