Holding(s) in Company

Gulf Keystone Petroleum Ld
25 August 2005


                Gulf Keystone Petroleum Limited ("the Company")

                               Holding in Company

The Company was notified on 24 August 2004 by Ennismore Fund Management Limited,
that, as at 24 August 2005, it is interested in 8,836,533 common shares of
US$0.01 each ("Common Shares"), representing 3.48 per cent. of the Company's
issued Common Share capital.

25 August 2005



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