Correction: Dividend Key Dates

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MEDIA RELEASE

28 February 2018

CORRECTION: DIVIDEND KEY DATES

(MELBOURNE) OceanaGold Corporation ( TSX/ASX: OGC ) (the “Company”) refers to its announcement

dated 22 February 2018 relating to the declaration of the first semi-annual ordinary dividend of US$0.01 per

share for 2018 (“Announcement”).

The dividend key dates set out in Table 3 of the Announcement are now updated to include ASX ex-dividend

date as follows:

Date

Last date for processing requests to convert securities between stock

exchanges before the Record Date Monday, 5 March 2018

Common Shares trade on an ex-dividend basis (TSX) Tuesday, 6 March 2018

CDIs trade on an ex-dividend basis (ASX) Wednesday, 7 March 2018

Record Date Thursday, 8 March 2018

Processing recommences for requests to convert securities between

stock exchanges Friday, 9 March 2018

Dividend Payment Date Friday, 27 April 2018

- ENDS -

For further information please contact:

Investor Relations

Sam Pazuki

Tel: +1 416 915 3123

Jeffrey Sansom

Tel: +61 3 9656 5300

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[email protected] | www.oceanagold.com | Twitter: @OceanaGold

About OceanaGold

OceanaGold Corporation is a mid -tier, high-margin, multinational gold producer with assets located in the

Philippines, New Zealand and the United States. The Company’s assets encompass the Didipio Gold-Copper

Mine located on the island of Luzon in the Philippines. On the North Island of New Zealand, the Company

operates the high-grade Waihi Gold Mine while on the South Island of New Zealand, the Company operates

the largest gold mine in the country at the Macraes Goldfield which is made up of a series of open pit mines

and the Frasers underground mine. In the United States, the Company operates the Haile Gold Mine, a top-

tier, long-life, high-margin asse t located in South Carolina. OceanaGold also has a significant pipeline of

organic growth and exploration opportunities in the Americas and Asia-Pacific regions.

OceanaGold has operated sustainably over the past 27 years with a proven track -record for environmental

management and community and social engagement. The Company has a strong social license to operate

and works collaboratively with its valued stakeholders to identify and invest in social programs that are

designed to build capacity and not dependency.

In 2018, the Company expects to produce 480,000 to 530,000 ounces of gold and 15,000 to 16,000 tonnes

of copper with All-In Sustaining Costs that range from $725 to $775 per ounce sold.

Tax Information for Dividend

Australian Income Tax

For Australian income tax purposes, the dividend is unfranked and there is no amount of Conduit Foreign

Income per security for this dividend payment.

Canadian Withholding Tax

Holders of Common Shares or CDIs are advised that this dividend is designated by the Company to be an

"eligible dividend" pursuant to subsection 89(14) of the Income Tax Act (Canada) and corresponding

provincial legislation. As the dividend originates from Canada, withholding tax at the rate of 25% will be

deducted from dividends paid to non-Canadian residents unless the shareholder or CDI holder is a resident

of a country with a tax treaty with Canada, in which event a lower withholding rate may apply. Such

shareholders or CDI holders must certify their non-resident status by completing the relevant forms required

by the Canada Revenue Agency. The Company will mail every holder further information following the Record

Date.

Information contained in this media release is based on the directors' current expectations and may be

subject to change. If any of the dates should change, the revised dates will be announced by media release

and will be available from www.oceanagold.com.

Cautionary Statement for Public Release

Certain information contained in this public release may be deemed “forward-looking” within the meaning of

applicable securities laws. Forward -looking statements and information relate to future performance and

reflect the Company’s expectations regarding the generation of free cash flow, executi on of business

strategy, future growth, future production, estimated costs, results of operations, business prospects and

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opportunities of OceanaGold Corporation and its related subsidiaries. Any statements that express or involve

discussions with respect to predictions, expectations, beliefs, plans, projections, objectives, assumptions or

future events or performance (often, but not always, using words or phrases such as "expects" or "does not

expect", "is expected", "anticipates" or "does not anticipate", "plans", "estimates" or "intends", or stating that

certain actions, events or results "may", "could", "would", "might" or "will" be taken, occur or be achieved) are

not statements of historical fact and may be forward -looking statements. Forward -looking statements are

subject to a variety of risks and uncertainties which could cause actual events or results to differ materially

from those expressed in the forward -looking statements and information. They include, among others, the

accuracy of mineral reserv e and resource estimates and related assumptions, inherent operating risks and

those risk factors identified in the Company’s most recent Annual Information Form prepared and filed with

securities regulators which is available on SEDAR at www.sedar.com under the Company’s name. There are

no assurances the Company can fulfil forward -looking statements and information. Such forward -looking

statements and information are only predictions based on current informa tion available to management as

of the date that such predictions are made; actual events or results may differ materially as a result of risks

facing the Company, some of which are beyond the Company's control. Although the Company believes

that any forward-looking statements and information contained in this press release is based on reasonable

assumptions, readers cannot be assured that actual outcomes or results will be consistent with such

statements. Accordingly, readers should not place undue relian ce on forward -looking statements and

information. The Company expressly disclaims any intention or obligation to update or revise any forward -

looking statements and information, whether as a result of new information, events or otherwise, except as

required by applicable securities laws. The information contained in this release is not investment or financial

product advice.

NOT FOR DISSEMINATION OR DISTRIBUTION IN THE UNITED STATES AND NOT FOR DISTRIBUTION

TO US NEWSWIRE SERVICES.