Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-266071) and Form S-8 (Nos. 333-255147 and 333-256925) of Perpetua Resources Corp. of our report dated March 16, 2023, except with respect to the matters that raise substantial doubt about the Company’s ability to continue as a going concern discussed in Note 1, as to which the date is May 12, 2023, relating to the financial statements, which appears in this Current Report on Form 8-K.

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