Teaching toilet training skills to children with autism spectrum disorder (ASD) can be challenging. Many techniques use Azrin and Foxx's Rapid Toilet Training method (RTT). However, some children with ASD find the first RTT step of entering the bathroom or restroom to be challenging due to the relatively loud sound of the toilet flushing. Although more schools and public settings are utilizing the automatic flush toilets, effective strategies for overcoming the fear of the sound is limited to non-existent. The current study utilizes shaping to assist a preschool student with ASD overcome her fear of entering a restroom.