AMENDMENT TO THE EXPENSE LIMITATION AGREEMENT For the Portfolio Optimization Portfolios Of Pacific Select Fund

Exhibit(h)(d)(5)(a)

AMENDMENT TO THE
EXPENSE LIMITATION AGREEMENT
For the Portfolio Optimization Portfolios
Of Pacific Select Fund

     THIS AMENDMENT TO EXPENSE LIMITATION AGREEMENT (the “Amendment”) effective May 1, 2012, between Pacific Select Fund (the “Trust”), a Massachusetts business trust, on behalf of Portfolio Optimization Conservative, Portfolio Optimization Moderate-Conservative, Portfolio Optimization Moderate, Portfolio Optimization Growth and Portfolio Optimization Aggressive-Growth Portfolios, and Pacific Life Fund Advisors LLC (“Adviser” or “PLFA”), a Delaware limited liability company.

     WHEREAS, the Trust and Adviser are parties to a certain Expense Limitation Agreement dated May 1, 2011 (the “Agreement”); and

     WHEREAS, the Trust and Adviser desire to amend the Agreement upon the following terms and conditions;

     NOW THEREFORE, in consideration of the renewal of promises and mutual covenants contained in the Agreement and the good and fair consideration, the receipt and sufficiency of which are hereby acknowledged, the Trust and Adviser hereby agree as follows:

1) Section II of the Agreement, titled “Term and Termination of Agreement,” is hereby deleted in its entirety and replaced with the following:

“This Agreement shall have a term commencing on May 1, 2011 and ending on April 30, 2014. This Agreement shall terminate upon termination of the Advisory Contract, or it may be terminated by the Trust, without payment of any penalty, upon ninety (90) days’ prior written notice to the Adviser at its principal place of business.”

2) Except as expressly supplemented, amended or consented to hereby, all of the representations, terms, covenants and conditions of the Agreement shall remain unchanged and shall continue in full force and effect.

3) Capitalized terms used but not defined herein shall have the meanings assigned to them in the Agreement.

     IN WITNESS WHEREOF, the parties have caused this Agreement to be executed by their respective officers designated below on the day and year first above written.

PACIFIC SELECT FUND
By:		/s/ Xxxxxx X. Xxxxxxxx				By:		/s/ Xxxxxxx X. XxxXxxxx
Name:		Xxxxxx X. Xxxxxxxx				Name:		Xxxxxxx X. XxxXxxxx
Title:		Vice President				Title:		VP & Assistant Secretary
PACIFIC LIFE FUND ADVISORS LLC
By:		/s/ Xxxxxx X. Xxxxxxxx				By:		/s/ Xxxxxxx X. XxxXxxxx
Name:		Xxxxxx X. Xxxxxxxx				Name:		Xxxxxxx X. XxxXxxxx
Title:		VP, Fund Advisor Operations				Title:		VP & Assistant Secretary