removeIndex not working with schema

What are you doing?

module.exports = {
  up: (queryInterface, Sequelize) => {
    return queryInterface.addIndex({
      tableName: 'user',
      schema: 'core',
    }, [
      'username',
    ]);
  },

  down: (queryInterface, Sequelize) => {
    return queryInterface.removeIndex({
      tableName: 'user',
      schema: 'core',
    }, [
      'username',
    ]);
  },
};

To Reproduce Steps to reproduce the behavior:

1. run migraion
2. undo migration

What do you expect to happen?

add and remove index

What is actually happening?

index not removed

the query generated in wrong

 DROP INDEX IF EXISTS "[object _object]_username"

Environment

Dialect:

• mysql
• postgres
• sqlite
• mssql
• any Dialect library version: 7.11.0 Database version: PostgreSQL 11.2, compiled by Visual C++ build 1914, 64-bit Sequelize version: 5.8.6 Node Version: 10.15.3 OS: Windows 10 If TypeScript related: TypeScript version: XXX Tested with latest release:
• No
• Yes, specify that version:

[sm2017]

 DROP INDEX IF EXISTS "core"."users_username"

OR

 DROP INDEX IF EXISTS core.users_username

[drinksbydrew]

Is there any progress on this issue?