diff --git a/app/models/salary.py b/app/models/salary.py
index a1e02c1..ab145d0 100644
--- a/app/models/salary.py
+++ b/app/models/salary.py
@@ -7,7 +7,6 @@ class Salary(db.Model):
 
     id = db.Column(db.Integer, primary_key=True, autoincrement=True)
     customer_id = db.Column(db.String(50), nullable=False)
-    # account_type = db.Column(db.String(50))
     account_id = db.Column(db.String(50), nullable=True)
     status = db.Column(db.String(20), default='active')
     amount = db.Column(db.Float, nullable=False, default=0.0)
diff --git a/migrations/versions/7a0caf83d5be_.py b/migrations/versions/7a0caf83d5be_.py
new file mode 100644
index 0000000..190e4f4
--- /dev/null
+++ b/migrations/versions/7a0caf83d5be_.py
@@ -0,0 +1,34 @@
+"""empty message
+
+Revision ID: 7a0caf83d5be
+Revises: 1696ee63c28a
+Create Date: 2025-06-19 04:35:23.660261
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '7a0caf83d5be'
+down_revision = '1696ee63c28a'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('salaries', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('account_id', sa.String(length=50), nullable=True))
+        batch_op.drop_column('account_type')
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('salaries', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('account_type', sa.VARCHAR(length=50), autoincrement=False, nullable=True))
+        batch_op.drop_column('account_id')
+
+    # ### end Alembic commands ###