diff --git a/app/models/order.py b/app/models/order.py
index ded5264..dbf9cd7 100644
--- a/app/models/order.py
+++ b/app/models/order.py
@@ -49,7 +49,6 @@ class ShippingOrderDB(Base):
     received_time = Column(DateTime(timezone=True), nullable=True)  # 接单时间
     pickup_time = Column(DateTime(timezone=True), nullable=True)    # 取件时间
     completed_time = Column(DateTime(timezone=True), nullable=True) # 完成时间
-    update_time = Column(DateTime(timezone=True), onupdate=func.now())
     complete_images = Column(String(1000), nullable=True)  # 完成订单的图片URL，多个URL用逗号分隔
     create_time = Column(DateTime(timezone=True), server_default=func.now())
     deliveryman_user_id = Column(Integer, ForeignKey("users.userid"), nullable=True)