Commitment Increase Supplement dated as of August 26, 2005, to the Credit Agreement dated as of October 29, 2004, among Dresser-Rand Group Inc., the Foreign Borrowers party thereto from time to time, the lenders party thereto, Citicorp North America, Inc. as administrative agent and collateral agent, Morgan Stanley Senior Funding, Inc. and UBS Securities LLC, each as co-syndication agent, Citigroup Global Markets Inc., Morgan Stanley Senior Fundings, Inc.and UBS Securities LLC, as joint lead arrangers and joint book managers, and Natexis Banques Populaires and Bear Stearns Corporate Lending Inc., as co-documentation agents

Exhibit 10.2

COMMITMENT INCREASE SUPPLEMENT

                    COMMITMENT INCREASE SUPPLEMENT (this “Supplement”), dated as of August 26, 2005 (the “Increased Amount Date”), to the Credit Agreement dated as of October 29, 2004 (as amended, amended and restated, supplemented or otherwise modified prior to the date hereof, the “Credit Agreement”), among Dresser-Rand Group Inc., a Delaware corporation (the “Domestic Borrower”), the Foreign Borrowers party thereto from time to time (together with the Domestic Borrower, the “Borrowers”), the Lenders party thereto, Citicorp North America, Inc. as administrative agent (in such capacity, the “Administrative Agent”) and as collateral agent for the Lenders, Morgan Stanley Senior Funding, Inc. (“MS”) and UBS Securities LLC (“UBS”), each as co-syndication agent, Citigroup Global Markets Inc., MS and UBS, as joint lead arrangers and joint book managers and Natexis Banques Populaires and Bear Stearns Corporate Lending Inc., as co-documentation agents. Terms defined in the Credit Agreement are used herein with the same meanings.

W I T N E S S E T H :

                    WHEREAS, pursuant to Section 2.21 of the Credit Agreement, the Borrowers have the right, subject to the terms and conditions thereof, to effectuate from time to time an increase in the aggregate Revolving Facility Commitments under the Credit Agreement by requesting that the Lenders increase the amount of their Revolving Facility Commitments;

                    WHEREAS, the Domestic Borrower has given notice to the Administrative Agent of its intention to increase the aggregate Revolving Facility Commitments pursuant to such Section 2.21; and

                    WHEREAS, pursuant to Section 2.21 of the Credit Agreement, the undersigned Revolving Facility Lender now desires to increase the amount of its Revolving Facility Commitment under the Credit Agreement by executing and delivering this Supplement to the Administrative Agent;

                    NOW THEREFORE, each of the parties hereto hereby agrees as follows:

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