An adjustable rack assembly configured to couple to a sidewall of a dishwasher rack is provided. The sidewall having at least one horizontal wire member and at least one vertical wire member. The adjustable rack assembly includes a bracket on one side of the sidewall, the bracket supporting the at least one horizontal wire member in a first rack position and a support plate on another side of the sidewall, the support plate coupled to the bracket, the support plate having at least one arm with a catch member on a distal end thereof for receiving the at least one horizontal wire member in a second rack position.