diff --git a/alembic/versions/96a29dfd123f_add_user_fields.py b/alembic/versions/96a29dfd123f_add_user_fields.py
new file mode 100644
index 0000000..b93c2f3
--- /dev/null
+++ b/alembic/versions/96a29dfd123f_add_user_fields.py
@@ -0,0 +1,36 @@
+"""add user fields
+
+Revision ID: 96a29dfd123f
+Revises: 43b2d2efe0f7
+Create Date: 2025-10-15 19:57:02.236128
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '96a29dfd123f'
+down_revision: Union[str, None] = '43b2d2efe0f7'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('system_users', sa.Column('description', sa.String(length=200), nullable=False, comment='用户简介'))
+    op.add_column('system_users', sa.Column('fans_count', sa.Integer(), nullable=False, comment='粉丝数'))
+    op.add_column('system_users', sa.Column('followers_count', sa.Integer(), nullable=False, comment='关注数'))
+    op.add_column('system_users', sa.Column('last_active_at', sa.DateTime(), nullable=True, comment='最后活跃时间'))
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('system_users', 'last_active_at')
+    op.drop_column('system_users', 'followers_count')
+    op.drop_column('system_users', 'fans_count')
+    op.drop_column('system_users', 'description')
+    # ### end Alembic commands ###