diff --git a/README.md b/README.md
index 1169a03..8bf582b 100644
--- a/README.md
+++ b/README.md
@@ -19,8 +19,14 @@ pip install -r requirements.txt
 - 数据库和redis连接信息
 - 图片资源上传目录
 - 境外代理
+- 
+4.迁移/更新数据库配置
 
-4.启动服务
+```shell
+alembic upgrade head
+```
+
+5.启动服务
 
 ```shell
 uvicorn main:app
diff --git a/alembic/versions/b2d35cbc76bd_init.py b/alembic/versions/b2d35cbc76bd_init.py
index 6a91918..71d4673 100644
--- a/alembic/versions/b2d35cbc76bd_init.py
+++ b/alembic/versions/b2d35cbc76bd_init.py
@@ -35,7 +35,7 @@ def upgrade() -> None:
     op.create_table('system_cards',
     sa.Column('cert_number', sa.String(length=50), nullable=False, comment='评级卡号'),
     sa.Column('card_year', sa.String(length=50), nullable=True, comment='卡片年份'),
-    sa.Column('card_brand', sa.String(length=50), nullable=True, comment='卡片品牌'),
+    sa.Column('card_brand', sa.String(length=255), nullable=True, comment='卡片品牌'),
     sa.Column('card_score', sa.DECIMAL(precision=10, scale=1), nullable=True, comment='卡片评分'),
     sa.Column('auto_score', sa.DECIMAL(precision=10, scale=1), nullable=True, comment='签字评分'),
     sa.Column('card_name', sa.String(length=225), nullable=True, comment='卡片名称'),
diff --git a/core/db/engine.py b/core/db/engine.py
index c656cd4..22e08ff 100644
--- a/core/db/engine.py
+++ b/core/db/engine.py
@@ -35,8 +35,8 @@ session_maker = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit
 
 async def get_async_session() -> AsyncGenerator[AsyncSession, None]:
     async with session_maker() as session:
-        async with session.begin():
-            yield session
+        # async with session.begin():
+        yield session
 
 
 def create_redis_pool():
diff --git a/core/db/models.py b/core/db/models.py
index bd96d47..b4acda1 100644
--- a/core/db/models.py
+++ b/core/db/models.py
@@ -129,7 +129,7 @@ class Card(BaseModel, DateModel):
 
     cert_number: Mapped[str] = mapped_column(String(50), comment='评级卡号')
     card_year: Mapped[str] = mapped_column(String(50), nullable=True, comment='卡片年份')
-    card_brand: Mapped[str] = mapped_column(String(50), nullable=True, comment='卡片品牌')
+    card_brand: Mapped[str] = mapped_column(String(255), nullable=True, comment='卡片品牌')
     card_score: Mapped[float] = mapped_column(DECIMAL(10, 1), nullable=True, comment='卡片评分')
     auto_score: Mapped[float] = mapped_column(DECIMAL(10, 1), nullable=True, comment='签字评分')
     card_name: Mapped[str] = mapped_column(String(225), nullable=True, comment='卡片名称')
@@ -148,6 +148,7 @@ class Card(BaseModel, DateModel):
         Enum(base_schema.PlatformSourceType, inherit_schema=True),
         comment='来源，PSA、BGS、CGC、GBTC、CCG、BCTC ：采集 、OTHER：自定义'
     )
+    diy_source: Mapped[str] = mapped_column(String(50), nullable=True, comment='自定义品牌名')
 
     collections: Mapped[list['UserCollection']] = relationship(
         back_populates='card',