This article provides a comparative analysis of the impact of corruption on the public procurement system based on the experiences of Uzbekistan and Estonia. The study examines the anti-corruption mechanisms of both countries, transparency and control mechanisms in public procurement, as well as the effects of e-government and digital transformation on corruption. The article analyzes effective anti-corruption mechanisms through the examples of Uzbekistan and Estonia and develops recommendations for improving the fight against corruption in Uzbekistan. The results indicate that reducing corruption in public procurement requires the use of digital technologies, automation of processes, the creation of centralized and open databases, and the strengthening of civil society oversight. The findings of this study can be used in the development of programs to improve anti-corruption measures in Uzbekistan’s public procurement system.