compiler.js:1021 Uncaught Error: Template parse errors: Can't bind to 'routerlink' since it isn't a known property of 'a'.

obtengo este error al poner el routerlink en en heroe.component.html , como puedo resolverlo, gracias de antemano:

compiler.js:1021 Uncaught Error: Template parse errors:

Can't bind to 'routerlink' since it isn't a known property of 'a'. ("       

me faltaba poner routerLink en lugar de routerlink. L mayuscula.