AMENDMENT dated as of June 1, 2009 between

Exhibit 10.24

EXECUTION COPY

AMENDMENT

dated as of June 1, 2009

between

GMAC Investment Management LLC and

GMAC Mortgage, LLC

to the

MASTER SECURITIES FORWARD

TRANSACTION AGREEMENT

dated as of March 18, 2009

between

GMAC Investment Management LLC and

GMAC Mortgage, LLC

(the “Agreement”)

GMAC Investment Management LLC (“GMAC IM”) and GMAC Mortgage, LLC (“GMACM”) have previously entered into the Agreement and now agree to amend the Agreement by the terms of this Amendment (this “Amendment”).

Accordingly, in consideration of the mutual agreements contained in this Amendment, the parties agree as follows:

Paragraph 11 of Annex I to the Agreement is amended and restated in its entirety to read as follows:

“Restriction on Liens. GMAC Mortgage hereby agrees that it shall not grant any lien or security interest in its rights under this Agreement other than (i) the lien created pursuant to the Omnibus Pledge and Security Agreement and Irrevocable Proxy, dated as of March 18, 2009 (as the same may be amended, supplemented, restated or otherwise modified, the “Omnibus Security Agreement”), by and among RFC Asset Holdings II, LLC, Passive Asset Transactions, LLC and certain of their Affiliates from time to time party thereto, as grantors, GMAC IM, as secured party, and GMAC LLC, as omnibus agent, as lender agent for the lender parties, as lender under the MSR loan agreement and as secured party,

(ii) the lien created pursuant to the Pledge and Security Agreement and Irrevocable Proxy, dated as of June 1, 2009, between RAHI, PATI and certain of their Affiliates from time to time party thereto, as grantors, and GMAC LLC, as secured party (as amended or modified from time to time, the “Fourth Security Agreement”) and (iii) any lien for taxes or assessments or other governmental charges or levies not then due and payable (or which, if due and payable, are being contested in good faith either with the third party to whom such taxes are owed or the third party obligated to pay such taxes and for which adequate reserves are being maintained, to the extent required by generally accepted accounting principles, and such proceedings have the effect of preventing the forfeiture or sale of the property or assets subject to any such lien).”

GMACM represents to GMAC IM in respect of the Agreement, as amended pursuant to this Amendment, that all representations made by GMACM pursuant to the Agreement are true and accurate as of the date of this Amendment.

Each of the parties hereto hereby consent to the creation and existence of the security interests in the Collateral created by the Fourth Security Agreement.

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IN WITNESS WHEREOF the parties have executed this Amendment on the respective dates specified below with effect from the date specified first on the first page of this Amendment.