Transaction in Own Shares

BP PLC
11 May 2004


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 11 May 2004

The following amendment has been made to RNS 5142Y released today at 07:00.

The minimum price of purchases is 870.83 US cents and not 807.83 US cents as
originally shown.  All other details are unchanged.

BP p.l.c. announces that on 10 May 2004, it purchased for cancellation
14,137,800 ordinary shares at prices between 488.0 pence and 497.5 pence per
share and between 870.83 US cents and 879.00 US cents per share.

Enquiries : Fergus MacLeod, BP p.l.c. Tel : [phone]



                      This information is provided by RNS
            The company news service from the London Stock Exchange