diff --git a/alembic/versions/bdbb545f6c03_add_protocols_column_to_arbitrages.py b/alembic/versions/bdbb545f6c03_add_protocols_column_to_arbitrages.py
new file mode 100644
index 0000000..946bb51
--- /dev/null
+++ b/alembic/versions/bdbb545f6c03_add_protocols_column_to_arbitrages.py
@@ -0,0 +1,26 @@
+"""Add protocols column to arbitrages
+
+Revision ID: bdbb545f6c03
+Revises: bba80d21c5a4
+Create Date: 2022-01-20 23:17:19.316008
+
+"""
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "bdbb545f6c03"
+down_revision = "bba80d21c5a4"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column(
+        "arbitrages",
+        sa.Column("protocols", sa.ARRAY(sa.String(256)), server_default="{}"),
+    )
+
+
+def downgrade():
+    op.drop_column("arbitrages", "protocols")