Midnight Sun and RIO Tinto Proceed with Agreement

MIDNIGHT SUN AND RIO TINTO PROCEED WITH AGREEMENT

Vancouver, British Columbia, October 15, 2020 – Midnight Sun Mining Corp. (“ Midnight Sun”)

(TSX-V: MMA) is pleased to announce all subjects and conditions relating to the previously

announced earn-in and joint venture agreement between Midnight Sun and Rio Tinto Mining

and Exploration Limited (“ Rio Tinto ”) have been removed by the two parties , and the

agreement has received final approval from the TSX Venture Exchange . Under the terms of the

agreement, Rio Tinto can earn up to a 75% interest in Midnight Sun’s Solwezi Licences. Please

see the Company’s news release Midnight Sun Signs USD$51 Million Earn -In Agreement With

Rio Tinto , dated April 27, 2020, for more information on the earn-in and joint venture

agreement.

The Solwezi Licences are comprised of two individual exploration licences totalling 506 square

kilometres, situated in the North -Western Province of Zambia on the prolif ic Zambia -Congo

Copper Belt and immediately adjacent to Africa's largest copper mining complex, First

Quantum’s Kansanshi Mine.

ON BEHALF OF THE BOARD OF MIDNIGHT SUN MINING CORP.

Al Fabbro

President & Chief Executive Officer

For Further Information Contact:

Al Fabbro

President & CEO

Tel: +1 604 351 8850

NEITHER THE 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 NEW RELEASE.

This news release includes certain statements that may be deemed "forward -looking

statements." All statements in this release, other than statements of historical facts, are

forward-looking statements. Although the Company believes the e xpectations expressed in

such forward -looking statements are based on reasonable assumptions, such statements are

not guarantees of future performance and actual results or developments may differ materially

from those in the forward -looking statements. Fa ctors that could cause actual results to differ

materially from those in forward -looking statements include, changes in market conditions,

unsuccessful exploration results, changes in commodity prices, unanticipated changes in key

management personnel and general economic conditions. Mining exploration and development

is an inherently risky business. Accordingly, the actual events may differ materially from those

projected in the forward -looking statements. This list is not exhaustive of the factors that ma y

affect any of the Company's forward -looking statements. These and other factors should be

considered carefully and readers should not place undue reliance on the Company's forward -

looking statements. The Company does not undertake to update any forward -looking

statement that may be made from time to time by the Company or on its behalf, except in

accordance with applicable securities laws.