Exhibit 23.2

DEGOLYER AND MACNAUGHTON

5001 SPRING VALLEY ROAD

SUITE 800 EAST

DALLAS, TEXAS 75244

March 1, 2013

Oasis Petroleum Inc.

1001 Fannin Street, Suite 1500

Houston, TX 77002

Ladies and Gentlemen:

We hereby consent to the reference to DeGolyer and MacNaughton and to the incorporation of the estimates contained in our “Appraisal Report as of December 31, 2012 on Certain Properties owned by Oasis Petroleum Inc.” (our Report) in Part 1 and in the “Notes to Consolidated Financial Statements” portions of the Annual Report on Form 10-K of Oasis Petroleum Inc. for the year ended December 31, 2012 (the Annual Report). We further consent to the incorporation of estimates contained in our “Appraisal Report as of December 31, 2011 on Certain Properties owned by Oasis Petroleum Inc.” and our “Appraisal Report as of December 31, 2010 on Certain Properties owned by Oasis Petroleum Inc.” In addition, we hereby consent to the inclusion of our letter report dated February 1, 2013 in the “Exhibits, Financial Statement Schedules” portion of the Annual Report. We further consent to the incorporation by reference of references to DeGolyer and MacNaughton and to our Report in Oasis Petroleum Inc.’s Registration Statement on Form S-3 (File No. 333- 175603) and Form S-8 (File No. 333-167664).

Very truly yours,

DeGOLYER and MacNAUGHTON

Texas Registered Engineering Firm F-716