On March 27, 1918, through a special session of Oklahoma Convention, the General Conference Mennonite Churches adopted the school as its field of service and the Meno Preparatory School became the Oklahoma Bible Academy, using the original buildings and an expanded curriculum.
On March 27, 1918, through a special meeting of the Oklahoma Convention, the General Conference Mennonite Churches decided to focus on the school as their main project and subsequently renamed it the Oklahoma Bible Academy, using the existing buildings and adding more educational content.