Exhibit

We are aware that our report dated May 5, 2016 on our review of interim financial information of Unit Corporation for the three month period ended March 31, 2016 and 2015 and included in the Company's quarterly report on Form 10-Q for the quarter ended March 31, 2016 is incorporated by reference in its Registration Statements on Form S-3 (File No. 333-202956) and Form S-8 (File No.'s 333-38166, 333-135194, 333-137857, 333-166605, 333-181922, 333-205033, and 333-208394).