Publication of Supplement to Base Prospectus

NOT FOR DISTRIBUTION TO ANY U.S. PERSON (AS DEFINED IN REGULATION S UNDER THE U.S. SECURITIES ACT OF 1933, AS AMENDED) OR TO ANY PERSON LOCATED OR RESIDENT IN THE UNITED STATES OF AMERICA, ITS TERRITORIES AND POSSESSIONS OR INTO ANY OTHER JURISDICTION OR TO ANY OTHER PERSON WHERE OR TO WHOM IT IS UNLAWFUL TO DISTRIBUTE THIS DOCUMENT.

Diageo plc (as issuer and guarantor), Diageo Finance plc (as issuer) and Diageo Capital B.V. (as issuer) announce that, regarding their programme for the issuance of debt instruments (the "Programme"), they have published a supplement (the "Supplement") to the base prospectus dated 22 August 2022 in respect of the Programme. The Supplement was approved by the Financial Conduct Authority ("FCA") on 14 April 2023 and is available for viewing here:

Supplement: http://www.rns-pdf.londonstockexchange.com/rns/3182W_2-2023-4-14.pdf
Interim Results: http://www.rns-pdf.londonstockexchange.com/rns/3182W_1-2023-4-14.pdf

A copy of the Supplement has been submitted to the National Storage Mechanism ("NSM") and will shortly be available for inspection at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism