Property does not exist on type 'Container'

export class MyClient extends SapphireClient {
    public constructor() {
        super(...optionsandstuff);
    }

    public override async login(token?: string) {
        container.pollManager = new PollManager();
        return super.login(token);
    }
        // destroy too
}

declare module '@sapphire/pieces' {
    interface Container {
        pollManager: PollManager;
    }
}