In response to the latest purge of the voter rolls, civil rights activists raised the specter Monday of previous election litigation battles, while the Georgia Secretary of State’s Office appeared to be taking steps to avoid more of the same.

Last week, Secretary of State Brad Raffensperger said his office would be making routine and legally required updates to Georgia’s voter file that will reduce the size of the voter roll by 4%. He said the updates are required by federal and state law.