In the late 20th century historians began to dispute the numbers given in Yeven Mezulah. They claim it overstates Jewish casualties during the Bohdan Khmelnytsky rebellion in 1648 and 1649.
In the latter part of the 20th century, historians started to challenge the figures in Yeven Mezulah. They assert that these numbers exaggerate Jewish fatalities during the Bohdan Khmelnytsky uprising from 1648 to 1649.