User blog comment:Dominic1743/“The Trap” Discussion/@comment-108.36.76.116-20200117052642/@comment-3169324-20200117105744

Yes, that's good character growth, although it had already happened way back in season 5, when he trusted Sam to let Lucifer in and jump in the Cage. I suppose it can be excused by the fact that it went wrong (Sam returned without his soul, yadda yadda).