When you define ‘legacy’ as applications or systems which are no more than 4 years old, it would seem that adopting a DevOps way of working would offer an organization a fresh start. However, beginning with a tabula rasa does not mean that integrating the philosophy is without challenges. No Legacy DevOps is the telling of the tale of the DevOps team at the National Museum of African American History and Culture and the sharing of the challenges encountered, mistakes made, and the resulting strategy captured from the valuable lessons learned and learning.