Dore Copper Announces Grant of Stock Options and Deferred Share Units

PRESS RELEASE

DORE COPPER ANNOUNCES GRANT OF STOCK OPTIONS AND DEFERRED

SHARE UNITS

Toronto, Ontario – May 15, 2023 – Doré Copper Mining Corp. (the " Corporation" or " Doré Copper")

(TSXV: DCMC; OTCQ X: DRCMF; FRA: DCM) has granted 850,000 stock options to management,

consultants and advisors. The stock options have an exercise price of $0.20 per share and a term of five

years. The Company has also granted an aggregate total of 150,000 deferred share un its (“DSUs”) to

independent directors of the Company. The DSUs are payable in common shares of the Company upon

the holder ceasing to be a director of the Company. Both issuances were done in accordance with the

Company’s omnibus share incentive plan.

About Doré Copper Mining Corp.

Doré Copper Mining Corp. aims to be the next copper producer in Québec with an initial production target

of +50 million pounds of copper equivalent annually by implementing a hub -and-spoke operation model

with multiple high-grade copper-gold assets feeding its centralized Copper Rand mill1. The Corporation has

delivered its PEA in May 2022 and is proceeding with a feasibility study.

The Corporation has consolidated a large land package in the prolific Lac Doré/ Chibougamau and Joe

Mann mining camps that has historically produced 1.6 billion pounds of copper and 4.4 million ounces of

gold2. The land package includes 13 former producing mines, deposits and resource target areas within a

60-kilometer radius of the Corporation's Copper Rand Mill.

For further information, please visit the Corporation's website at www.dorecopper.com or refer to Doré

Copper's SEDAR filings at www.sedar.com or contact:

Ernest Mast Laurie Gaborit

President and Chief Executive Officer Vice President, Investor Relations

Phone: (416) 792-2229 Phone: (416) 219-2049

Email: [email protected] Email: [email protected]

1. Technical report titled "Preliminary Economic Assessment for the Chibougamau Hub -and-Spoke Complex, Québec, Canada"

dated June 15, 2022, in accordance with National Instrument 43-101 Standards of Disclosure for Mineral Projects (“NI 43-101”).

The Technical Report was prepared by BBA Inc. with several consulting firms contributing to sections of the study, including SLR

Consulting (Canada) Ltd., SRK Consulting (Canada) Inc. and WSP Inc.

2. Sources for historic production figures: Economic Geology, v. 107, pp. 963 –989 - Structural and Stratigraphic Controls on

Magmatic, Volcanogenic, and Shear Zone -Hosted Mineralization in the Chapais -Chibougamau Mining Camp, Northeastern

Abitibi, Canada by François Leclerc et al. (Lac Dore/Chibougamau mining camp) and NI 43 -101 Technical Report on the Joe

Mann Property dated January 11, 2016 by Geologica Groupe-Conseil Inc. for Jessie Ressources Inc. (Joe Mann mine).

Cautionary Note Regarding Forward-Looking Statements

This news release includes certain "forward -looking statements" under applicable Canadian securities legislation.

Forward-looking statements include predictions, projections and forecasts and are often, but not always, identified by

the use of words such a s "seek", "anticipate", "believe", "plan", "estimate", "forecast", "expect", "potential", "project",

"target", "schedule", "budget" and "intend" and statements that an event or result "may", "will", "should", "could" or

"might" occur or be achieved and other similar expressions and includes the negatives thereof. Specific forward-looking

statements in this press release include, but are not limited to aiming to be the next copper producer in Québec with

an initial production target of +50 Mlbs of copper equivalent annually, implementing a hub-and spoke operation model;

and completing a feasibility study.

2

All statements other than statements of historical fact included in this release, including, without limitation, statements

regarding the timing and ability of the Corporation to receive necessary regulatory approvals, and the plans, operations

and prospects of the Corporation and its properties are forward -looking statements. Forward-looking statements are

necessarily based upon a number of estimates and assumptions that, while considered reasonable, are subject to

known and unknown risks, uncertainties and other factors which may cause actual results and future events to differ

materially from those expressed or implied by such forward-looking statements. Such factors include, but are not limited

to, actual exploration results, changes in project parameters as plans continue to be refined, future metal prices,

availability of capital and financing on acceptable terms, general economic, market or busine ss conditions, uninsured

risks, regulatory changes, delays or inability to receive required regulatory approvals, health emergencies, pandemics

and other exploration or other risks detailed herein and from time to time in the filings made by the Corporatio n with

securities regulators. Although the Corporation has attempted to identify important factors that could cause actual

actions, events or results to differ from those described in forward-looking statements, there may be other factors that

cause such actions, events or results to differ materially from those anticipated. There can be no assurance that such

statements will prove to be accurate, as actual results and future events could differ materially from those anticipated

in such statements. Accordin gly, readers should not place undue reliance on forward -looking statements. The

Corporation disclaims any intention or obligation to update or revise any forward -looking statements, whether as a

result of new information, future events or otherwise, except as required by law.

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the

policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this

news release.