Amazon’s Prime Air program hopes to deliver packages to its many customers fast — but just don’t expect it anytime soon. Business Insider reports internal conflict, high turnover, and launch delays have put the drone delivery program in upheaval.

Amazon has let go of some of its research and development and manufacturing employees for its drone delivery service in favor of outsourcing. The company has already signed two deals with companies to manufacture some of the parts used in the custom delivery drones.