Republican lawmakers pushed the map through over fierce Democratic opposition, positioning the GOP to net up to five additional seats in Texas.

The Texas Senate on Saturday approved new congressional maps drawn to help Republicans win as many as five more House seats in next year’s midterm elections.

Gov. Greg Abbott claimed victory Saturday in a protracted fight over redistricting, hours after lawmakers delivered what he called a “guarantee” of a stronger GOP majority in Congress: new maps that redraw the district lines in hopes of sending more Republicans to Washington.