Addendum to Management Agreement between Lord Abbett Securities Trust and Lord, Abbett & Co. LLC Dated: June 20, 2008 (the “Addendum”)

Exhibit 99.(d)(xii)

Addendum to Management Agreement between

Lord Xxxxxx Securities Trust

and

Lord, Xxxxxx & Co. LLC

Dated: June 20, 2008 (the “Addendum”)

Lord, Xxxxxx & Co. LLC (“Lord Xxxxxx”) and Lord Xxxxxx Securities Trust (the “Trust”), on behalf of its Lord Xxxxxx International Dividend Income Fund (the “Fund”), do hereby agree that the annual management fee rate for the Fund with respect to paragraph 2 of the management agreement dated May 19, 1993 (“Management Agreement”) shall be as follows: 0.75 of 1% of the first $1 billion of the Fund’s average daily net assets; 0.70 of 1% of the next $1 billion of such assets; and 0.65 of 1% of such assets in excess of $2 billion.

For purposes of Section 15(a) of the Act, this Addendum, together with the Management Agreement and addenda thereto insofar as they have not been superseded, shall together constitute the investment advisory contract of the Trust.

		LORD, XXXXXX & CO. LLC
		BY:	/s/ Xxxxxxxx X. Xxxxxx
			Xxxxxxxx X. Xxxxxx
			Member and General Counsel
		LORD XXXXXX SECURITIES TRUST
		BY:	/s/ Xxxxxxxx X. Xxxxxxx
			Xxxxxxxx X. Xxxxxxx
			Vice President and Assistant Secretary