diff --git a/alembic/versions/0021_unified_contacts.py b/alembic/versions/0021_unified_contacts.py
index 5b520e8..d6b58d9 100644
--- a/alembic/versions/0021_unified_contacts.py
+++ b/alembic/versions/0021_unified_contacts.py
@@ -70,6 +70,8 @@ def upgrade() -> None:
             logger.info("Table %s does not exist — nothing to rename", tbl)
 
     # ── 2. Create new contacts table ──────────────────────────────────
+    # Drop indexes that were carried over from the renamed old tables
+    op.execute("DROP INDEX IF EXISTS ix_contacts_tenant_id")
     op.create_table(
         "contacts",
         sa.Column("id", UUID(as_uuid=True), primary_key=True, server_default=sa.text("gen_random_uuid()")),