To prevent corruption phenomena, a class hour was held with students of groups 1ARSHO, 1b RSHO on the topic: "STOP — Corruption!" A student of group 1b RSHO Shaposhnikova Lyudmila prepared a material about the causes and dangers of corruption. The students expressed their opinions on the manifestation of corruption in society. We analyzed and played out various situations related to the manifestation of corrupt actions. The class hour is aimed at the formation of national values: aspiration, conscience, national interest and prevention of corruption actions.