diff --git a/alembic/versions/008_add_donation_columns.py b/alembic/versions/008_add_donation_columns.py
new file mode 100644
index 0000000..12ed604
--- /dev/null
+++ b/alembic/versions/008_add_donation_columns.py
@@ -0,0 +1,55 @@
+"""add_donation_columns
+
+Revision ID: 008_add_donations
+Revises: 007_add_sub_fields
+Create Date: 2026-01-04
+
+Fixes:
+- Add missing Stripe payment columns to donations table
+"""
+from typing import Sequence, Union
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy import inspect
+
+
+# revision identifiers, used by Alembic.
+revision: str = '008_add_donations'
+down_revision: Union[str, None] = '007_add_sub_fields'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Add missing columns to donations table (skip if already exists)"""
+
+    # Get database connection
+    conn = op.get_bind()
+    inspector = inspect(conn)
+    existing_columns = {col['name'] for col in inspector.get_columns('donations')}
+
+    # Stripe payment columns
+    if 'stripe_checkout_session_id' not in existing_columns:
+        op.add_column('donations', sa.Column('stripe_checkout_session_id', sa.String(), nullable=True))
+
+    if 'stripe_payment_intent_id' not in existing_columns:
+        op.add_column('donations', sa.Column('stripe_payment_intent_id', sa.String(), nullable=True))
+
+    if 'payment_method' not in existing_columns:
+        op.add_column('donations', sa.Column('payment_method', sa.String(), nullable=True))
+
+    if 'notes' not in existing_columns:
+        op.add_column('donations', sa.Column('notes', sa.Text(), nullable=True))
+
+    if 'updated_at' not in existing_columns:
+        op.add_column('donations', sa.Column('updated_at', sa.DateTime(timezone=True), nullable=True))
+
+
+def downgrade() -> None:
+    """Remove added columns (rollback)"""
+
+    op.drop_column('donations', 'updated_at')
+    op.drop_column('donations', 'notes')
+    op.drop_column('donations', 'payment_method')
+    op.drop_column('donations', 'stripe_payment_intent_id')
+    op.drop_column('donations', 'stripe_checkout_session_id')