Exhibit (a)(17)

GMO TRUST

AMENDMENT NO. 17

TO

AMENDED AND RESTATED AGREEMENT AND DECLARATION OF TRUST

The undersigned, constituting at least a majority of the trustees of GMO Trust, a Massachusetts business trust created and existing under an Amended and Restated Agreement and Declaration of Trust dated March 9, 2016 (the “Declaration of Trust”), as amended from time to time, a copy of which is on file in the office of the Secretary of The Commonwealth of Massachusetts, having determined that it is desirable, appropriate and consistent with the fair and equitable treatment of all shareholders to change the name of “GMO Tax-Managed International Equities Fund,” a series of GMO Trust, to “GMO International Opportunistic Value Fund,” do hereby direct that this Amendment No. 17 be filed with the Secretary of The Commonwealth of Massachusetts and do hereby amend the Declaration of Trust by amending and restating Schedule 3.6 of the Declaration of Trust in its entirety as attached hereto.

The foregoing amendment shall become effective upon its execution by a majority of the Trustees of GMO Trust.

IN WITNESS WHEREOF, we have hereunto set our hands for ourselves and for our successors and assigns this 12th day of May, 2023.

/s/ Donald W. Glazer

Donald W. Glazer

Trustee

/s/ Paul Braverman

Paul Braverman

Trustee

/s/ Dina Santoro

Dina Santoro

Trustee

/s/ Peter Tufano

Peter Tufano

Trustee

Schedule 3.6 to Declaration of Trust

Series

GMO Alternative Allocation Fund

GMO Asset Allocation Bond Fund

GMO Benchmark-Free Allocation Fund

GMO Benchmark-Free Fund

GMO Climate Change Fund

GMO Emerging Country Debt Fund

GMO Emerging Country Debt Shares Fund

GMO Emerging Markets ex-China Fund

GMO Emerging Markets Fund

GMO Emerging Markets Select Equity Fund

GMO Global Asset Allocation Fund

GMO Global Developed Equity Allocation Fund

GMO Global Equity Allocation Fund

GMO High Yield Fund

GMO Implementation Fund

GMO International Developed Equity Allocation Fund

GMO International Equity Allocation Fund

GMO International Equity Fund

GMO International Opportunistic Value Fund

GMO Multi-Sector Fixed Income Fund

GMO Opportunistic Income Fund

GMO Quality Cyclicals Fund

GMO Quality Fund

GMO Resources Fund

GMO Resource Transition Fund

GMO SGM Major Markets Fund

GMO Small Cap Quality Fund

GMO Strategic Opportunities Allocation Fund

GMO U.S. Opportunistic Value Fund

GMO U.S. Equity Fund

GMO U.S. Small Cap Value Fund

GMO U.S. Treasury Fund

GMO-Usonian Japan Value Creation Fund