June 1, 2011 John W. Henry & Company, Inc.

Exhibit 10.3(b)

June 1, 2011

Xxxx X. Xxxxx & Company, Inc.

000 Xxxxxx Xxxx, Xxxxx 0000

Xxxx Xxxxx, Xx. 33431-4931

Attn: Mr. Xxx Xxxxxxx

Re: Management Agreement Renewals

Dear Xx. Xxxxxxx:

We are writing with respect to your management agreements concerning the commodity pools to which reference is made below (the “Management Agreements”). We are extending the term of the Management Agreements through June 30, 2012 and all other provisions of the Management Agreements will remain unchanged.

• Westport JWH Futures Fund L.P.

• JWH Master Fund LLC

• Tactical Diversified Futures Fund L.P.

• Institutional Futures Portfolio L.P.

Please acknowledge receipt of this modification by signing one copy of this letter and returning it to the attention of Xx. Xxxxxxxx Xxxxx at the address above or fax to 000-000-0000. If you have any questions I can be reached at 000-000-0000.

Very truly yours,
CERES MANAGED FUTURES LLC
By:		/s/ Xxxxxxxx Xxxxx
		Chief Financial Officer and Director
XXXX X. XXXXX & COMPANY, INC
By:		/s/ Xxxxxxx X. Xxxxxxx
Print Name:		Xxxxxxx X. Xxxxxxx
XX/sr