Exhibit 10

CERTIFICATE OF ADJUSTMENT
to the Purchase Contract Agreement
dated as of June 1, 2002
between FPL Group, Inc.
and
The Bank of New York, as purchase contract agent and trustee

                  The undersigned, Edward F. Tancer, Vice President and General
Counsel of FPL Group, Inc., a Florida corporation (the "Company"), does hereby
certify, pursuant to Section 5.7(a)(i) of the Purchase Contract Agreement, that:

                  (1)   At 5:00 p.m. Eastern Time on March 15, 2005 (the
"Effective Date"), the Company effected a two-for-one division of the Company's
common stock, $.01 par value ("Common Stock").

                  (2)   As of the Effective Date, the "Settlement Rate" is equal
to (a) if the Applicable Market Value is equal to or greater than $33.96 (the
"Threshold Appreciation Price"), 1.4724 shares of Common Stock per Purchase
Contract, (b) if the Applicable Market Value is less than the Threshold
Appreciation Price, but is greater than $28.30, the number of shares of Common
Stock equal to $50.00 divided by the Applicable Market Value and (c) if the
Applicable Market Value is less than or equal to $28.30, 1.7668 shares of Common
Stock per Purchase Contract, in each case subject to adjustment as provided in
Section 5.6 of the Purchase Contract Agreement (and in each case rounded upward
or downward to the nearest 1/10,000th of a share).

                  Terms capitalized herein, but not defined, shall have the
meanings ascribed thereto in the Purchase Contract Agreement.

                  IN WITNESS WHEREOF, the undersigned has hereunto signed his
name this 15th day of March, 2005.

FPL GROUP, INC.

By:

/s/ Edward F. Tancer

Name:

Edward F. Tancer

Title:

Vice President and General Counsel