Cup of China
In preparation for the 2011–2012 season, Gachinski took part in Mishin's training camps in Jaca (Spain), Tartu (Estonia), and Pinzolo (Italy) and worked with Stéphane Lambiel. Gachinski was assigned to 2011 Cup of China and 2011 Rostelecom Cup for the Grand Prix season. He won the short program but finished 5th overall at Cup of China, and also finished 5th at the Rostelecom Cup.