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-8 (No. 33-53585, 333-03265, 333-95739, 333-52452, 333-52454, 333-89532 and 333-150674) of Deluxe Corporation of our report dated February 24, 2012 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

PricewaterhouseCoopers LLP

Minneapolis, Minnesota

February 24, 2012