Seems like createFeature should also be updated to not use this version of createFeatureSelector? https://github.com/ngrx/platform/blob/a6fe92df3134b7a589a2e95abe0aea183b411f03/modules/store/src/feature_creator.ts#L101 _Originally posted by @bryantlikes in https://github.com/ngrx/platform/issues/3179#issuecomment-949738675_ Ahh my bad, let me raise a PR. or if you want to take it let me know