Payment of Reinstated Notes Coupon

18 April 2018

Gulf Keystone Petroleum Ltd. (LSE: GKP)

("Gulf Keystone", "GKP", or "the Company")

Payment of Reinstated Notes Coupon

A payment for the April 2018 Reinstated Notes coupon of $5 million at 10% interest rate has been made today, 18 April 2018.

Enquiries:

or visit: www.gulfkeystone.com

Notes to Editors:

·      Gulf Keystone Petroleum Ltd. (LSE: GKP) is a leading independent operator and producer in the Kurdistan Region of Iraq and the operator of the Shaikan field with current production capacity of 40,000 barrels of oil per day

·      Further information on Gulf Keystone is available on its website www.gulfkeystone.com

Disclaimer

This announcement contains certain forward-looking statements that are subject to the risks and uncertainties associated with the oil & gas exploration and production business.  These statements are made by the Company and its Directors in good faith based on the information available to them up to the time of their approval of this announcement, but such statements should be treated with caution due to inherent risks and uncertainties, including both economic and business factors and/or factors beyond the Company's control or within the Company's control where, for example, the Company decides on a change of plan or strategy.  This announcement has been prepared solely to provide additional information to shareholders to assess the Group's strategies and the potential for those strategies to succeed.  This announcement should not be relied on by any other party or for any other purpose.