diff --git a/backend/alembic/versions/051_modify_data_training_ddl.py b/backend/alembic/versions/051_modify_data_training_ddl.py
new file mode 100644
index 000000000..3615ed751
--- /dev/null
+++ b/backend/alembic/versions/051_modify_data_training_ddl.py
@@ -0,0 +1,29 @@
+"""051_modify_data_training_ddl
+
+Revision ID: cb12c4238120
+Revises: 2785e54dc1c4
+Create Date: 2025-11-10 16:11:29.753516
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel.sql.sqltypes
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = 'cb12c4238120'
+down_revision = '2785e54dc1c4'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('data_training', sa.Column('advanced_application', sa.BigInteger(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('data_training', 'advanced_application')
+    # ### end Alembic commands ###