Ellen Pompeo is preparing to leave Greys Anatomy after 19 seasons, but not without a promise to her dedicated fans.

I am eternally grateful and humbled by the love and support you have all shown me, Meredith GREY and the show for 19 seasons! the actor wrote in an Instagram post on Thursday. Through it all.none of it would have been possible without the best fans in the world. You all are RIDERS and you all have made the ride so fun and ICONIC!!

I love you madly and appreciate you right back, Pompeo said, before extending a promise to come back to the Shonda Rhimes series. This isnt your first time on the rollercoaster you know the show must go on and Ill definitely be back to visit.