FIRST AMENDMENT TO THE PENSION BENEFIT EQUALIZATIONPLAN OF THE DUN & BRADSTREET CORPORATION (As Amended and RestatedEffective January 1, 2009)

Exhibit 10.30

FIRST AMENDMENT TO THE

PENSION BENEFIT EQUALIZATION PLAN

OF

THE DUN & BRADSTREET CORPORATION

(As Amended and Restated Effective January 1, 2009)

THIS FIRST AMENDMENT to the Pension Benefit Equalization Plan of The Dun & Bradstreet Corporation (As Amended and Restated Effective January 1, 2009) (the “Plan”) is effective as of August 4, 2009 (the “Effective Date”) with respect to distributions to Participants who perform at least one hour of service on or after the Effective Date.

WITNESSETH:

WHEREAS, Dun & Bradstreet Corporation (the “Company”) sponsors the Plan and the Company has delegated authority to the Compensation & Benefits Committee of the Board of Directors of the Company (the “Committee”) to amend the Plan; and

WHEREAS, the Committee has retained the authority to make amendments to the Plan that might have a material impact on the Corporation while delegating the authority for other amendments to the Plan Benefits Committee (the “PBC”);

WHEREAS, it is deemed desirable to amend the Plan as set forth herein.

NOW, THEREFORE, it is hereby resolved that the Plan be, and it hereby is, amended, effective with respect to distributions to Participants who perform at least one hour of service for the Corporation or an Affiliate on or after the Effective Date, as follows:

I.

Section 11(a) of the Plan is hereby amended by deleting the penultimate sentence thereof in its entirety and replacing it with the following:

IN WITNESS WHEREOF, the PBC has caused this First Amendment to be executed this 7th day of August, 2009.

THE PLAN BENEFITS COMMITTEE