CHICAGO (AP) — A nonprofit group says the Obama Presidential Center shouldn’t be built in a Chicago park because it won’t be a true presidential library.

In a federal lawsuit filed Monday against the city of Chicago, Protect Our Parks Inc. accuses organizers of the planned library at Jackson Park on the city’s South Side of pulling an “institutional bait and switch” by changing the true nature of the center from a presidential library to a center that doesn’t house historic papers.

READ MORE: Michigan Matters: Theaters & Politics

The Obama Foundation has said it will host a digital archive of President Barack Obama’s records, but that paper documents will be stored elsewhere.

READ MORE: CDC: New Listeria Outbreak Tied To 23 Illnesses, 1 Death

Chicago hasn’t specifically addressed the group’s argument, but in a statement it characterizes the lawsuit as a threat to a major economic boost for the South Side.

MORE NEWS: Red Wings Hire Lightning Assistant Derek Lalonde As Coach

© 2018 Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.