diff --git a/alembic/versions/b2d35cbc76bd_init.py b/alembic/versions/b2d35cbc76bd_init.py
index bd8baef..5d81b98 100644
--- a/alembic/versions/b2d35cbc76bd_init.py
+++ b/alembic/versions/b2d35cbc76bd_init.py
@@ -57,7 +57,7 @@ def upgrade() -> None:
     op.create_table('system_users',
     sa.Column('user_id', sa.Integer(), autoincrement=True, nullable=False, comment='用户id'),
     sa.Column('nickname', sa.String(length=20), nullable=False, comment='昵称'),
-    sa.Column('gender', sa.Integer(), nullable=False, comment='性别'),
+    sa.Column('gender', sa.Integer(), nullable=True, comment='性别'),
     sa.Column('avatar_url', sa.String(length=500), nullable=False, comment='头像链接'),
     sa.Column('wechat_openid', sa.String(length=100), nullable=False, comment='微信openid'),
     sa.Column('wechat_union_id', sa.String(length=100), nullable=True, comment='微信unionid'),
diff --git a/core/db/models.py b/core/db/models.py
index b98e106..9ac937c 100644
--- a/core/db/models.py
+++ b/core/db/models.py
@@ -68,7 +68,7 @@ class User(BaseModel, DateModel):
         comment='用户id'
     )
     nickname: Mapped[str] = mapped_column(String(20), comment='昵称')
-    gender: Mapped[int] = mapped_column(Integer, comment='性别')
+    gender: Mapped[int] = mapped_column(Integer, nullable=True, comment='性别')
     avatar_url: Mapped[str] = mapped_column(String(500), comment='头像链接')
     wechat_openid: Mapped[str] = mapped_column(String(100), comment='微信openid')
     wechat_union_id: Mapped[str] = mapped_column(String(100), nullable=True, comment='微信unionid')
diff --git a/core/routers/auth/routes.py b/core/routers/auth/routes.py
index ea900a3..4304380 100644
--- a/core/routers/auth/routes.py
+++ b/core/routers/auth/routes.py
@@ -96,7 +96,7 @@ async def wechat_login(
                 'wechat_openid': openid,
                 'wechat_union_id': union_id,
                 'phone': payload.phone,
-                'avatar_url': payload.avatar_url
+                'avatar_url': payload.avatar_url,
             },
             filters={'wechat_openid': openid}
         )