EXHIBIT 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration
Statement on Form S-8 (File Nos. 333-98171 and 333-57086) of MRO Software,
Inc. of our report dated December 14, 2005 relating to the financial statements,
financial statement schedules, management's assessment of the effectiveness of
internal control over financial reporting and the effectiveness of internal
control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP
Boston, Massachusetts
December 14, 2005