The Bisons took a 1-0 lead in the first half when Garrett McLaughlin connected on a penalty kick at the 18:47 mark.
Georgia State came back to score two goals in the second half.
The Bisons attempted nine shots, six of them shots on goal. Garret Pettis led with three shots. McLaughlin led in shots on goal with two.
Goalkeeper Brent McGee mad three saves for the Bisons.
Georgia State attempted eight shots with five shots on goal.
The Bisons open the regular season Saturday at 7:30 in Dallas in the first round of the Southern Methodist Invitational.