ADDITION OF THE
                           LKCM AQUINAS SMALL CAP FUND
                             LKCM AQUINAS VALUE FUND
                            LKCM AQUINAS GROWTH FUND
                         LKCM AQUINAS FIXED INCOME FUND
                                     TO THE
                          CUSTODIAN SERVICING AGREEMENT
                                     Between
                                   LKCM FUNDS
                                       And
                                 U.S. BANK, N.A.
                       Which is dated as of July 10, 1997


WHEREAS,  the above  parties have entered into a Custodian  Servicing  Agreement
(the "Agreement") whereby U.S. Bank, N.A. has agreed to provide custody services
to LKCM Funds (the "Trust"); and

WHEREAS, the parties would like to add the LKCM Aquinas Small Cap Fund, the LKCM
Aquinas  Value Fund,  the LKCM Aquinas  Growth Fund and the LKCM  Aquinas  Fixed
Income Fund, collectively the Funds, to the Agreement;

NOW  THEREFORE,  the Trust  and U.S.  Bank,  N.A.  agree to add the Funds to the
agreement and  compensation  for the addition of the Funds will be determined in
accordance with the Fee Schedule attached hereto in Exhibit B.

Dated this __ day of July, 2005

LKCM FUNDS                                    U.S. BANK, N.A.

BY: _______________________                   BY: __________________________