After the outbreak of the November Uprising he again joined the Polish Army. Initially an advisor to Gen. Michał Gedeon Radziwiłł, he also served as a General Quartermaster, Chief of Engineering Corps and de facto chief of staff of the army. After the Battle of Iganie, in which he achieved a brilliant victory, he was nominated by the government for the post of the commander in chief of the uprising, Prądzyński was forced to resign by Jan Krukowiecki and Henryk Dembiński. Instead, on August 19, 1831 he was promoted to the rank of General of Division.