diff --git a/Makefile b/Makefile
index b52ff4b1b..b70c006e6 100644
--- a/Makefile
+++ b/Makefile
@@ -243,7 +243,7 @@ cf-deploy: scripts/statsd_exporter ## Deploys the app to Cloud Foundry
 cf-deploy-api-db-migration:
 	$(if ${CF_SPACE},,$(error Must specify CF_SPACE))
 	cf target -o ${CF_ORG} -s ${CF_SPACE}
-	cf push notify-api-db-migration -f <(make -s CF_APP=notify-api-db-migration generate-manifest)
+	cf push notify-api-db-migration --no-start --no-route -f <(make -s CF_APP=notify-api-db-migration generate-manifest)
 	cf run-task notify-api-db-migration "flask db upgrade" --name api_db_migration
 
 .PHONY: cf-check-api-db-migration-task
diff --git a/app/commands.py b/app/commands.py
index 0aed90446..976f9a6d6 100644
--- a/app/commands.py
+++ b/app/commands.py
@@ -10,7 +10,7 @@ import itertools
 from click_datetime import Datetime as click_dt
 from flask import current_app, json
 from notifications_utils.template import SMSMessageTemplate
-from psycopg2._psycopg import IntegrityError
+from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm.exc import NoResultFound
 from notifications_utils.statsd_decorators import statsd
 
diff --git a/migrations/versions/0291_remove_unused_index.py b/migrations/versions/0291_remove_unused_index.py
new file mode 100644
index 000000000..878d73f37
--- /dev/null
+++ b/migrations/versions/0291_remove_unused_index.py
@@ -0,0 +1,21 @@
+"""
+
+Revision ID: 0291_remove_unused_index
+Revises: 0290_org_go_live_notes
+Create Date: 2019-05-16 14:05:18.104274
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = '0291_remove_unused_index'
+down_revision = '0290_org_go_live_notes'
+
+
+def upgrade():
+    op.drop_index('ix_domain_domain', table_name='domain')
+
+
+def downgrade():
+    op.create_index('ix_domain_domain', 'domain', ['domain'], unique=True)