FIRST AMENDMENT TO NET LEASE AGREEMENT


     THIS AMENDMENT TO NET  LEASE AGREEMENT, made and
entered into effective as of the 31st day of December, 1997,
by and between AEI Income & Growth Fund XXI Limited
Partnership (hereinafter, "Fund XXI"), AEI Net Lease Income
& Growth Fund XX Limited Partnership (hereinafter, "Fund
XX"), and Net Lease Income & Growth Fund 84-A Limited
Partnership (hereinafter, "Fund 84-A") (together,
"Lessor"),whose principal business address is 1300 Minnesota
World Trade Center, 30 East Seventh Street, St. Paul,
Minnesota 55101 ("Lessor"), and Champps Americana, Inc., a
Minnesota corporation ("Lessee"), whose principal business
address is One Corporate Place, 55 Ferncroft Road, Danvers,
Ma. 01923;

                           WITNESSETH:

     WHEREAS, Lessor is the fee owner of a certain parcel of
real property and improvements located at Schaumburg,
Illinois, and legally described in Exhibit "A", which is
attached hereto and incorporated herein by reference; and


     WHEREAS, Lessee has constructed the building and
improvements (together the "Building") on the real property
described in Exhibit "A", which Building is described in the
plans and specifications heretofore submitted to Lessor; and

     WHEREAS, Lessee and Lessor have entered into that
certain Net Lease Agreement dated  April 21, 1997 (the
"Lease") providing for the lease of said real property and
Building (said real property and Building hereinafter
referred to as the "Leased Premises"), from Lessor upon the
terms and conditions therein provided in the Lease;

     NOW, THEREFORE, in consideration of the Rents, terms,
covenants, conditions, and
agreements hereinafter described to be paid, kept, and
performed by Lessee, including the completion of the
Building and other improvements constituting the Leased
Premises, Lessee and Lessor do hereby agree to amend the
Lease as follows:


1.   Article 2(A) and (B) of the Lease shall henceforth read
as follows:

ARTICLE 2.     TERM

     (A)  The term of this Lease ("Term") shall be Twenty
(20) consecutive "Lease Years", as hereinafter defined,
commencing on April 21, 1997 ("Occupancy Date"), plus the
period ending December 31, 1997, with the contemplated
initial term hereof ending on December 31, 2017.

     (B)  The first full Lease Year shall commence on the
date of this First Amendment and
continue through December 31, 1998.

2.   Article 4(A) of the Lease shall henceforth read as
follows:


ARTICLE 4.  RENT PAYMENTS

     (A)  Annual Rent Payable for the first, second, and
third Lease Years:  Lessee shall   pay to Lessor an annual
Base Rent of $476,771.42, which amount shall be   payable in
advance on the first day of each month in equal monthly
installments   of $19,706.55 to Fund XXI, $14,700.45 to Fund
XX, and $5,323.95 to Fund 84A.     If the first day of the
Lease Term is not the first day of a calendar month, then
the  monthly Rent payable for that partial month shall be a
prorated portion of the  equal monthly installment of Base
Rent.

3.   Article 35 is hereby deleted in its entirety; Lessor
and Lessee agree that the referenced
      Development Financing Agreement is terminated in
accordance with its terms.  All other terms and conditions
of the Lease shall remain in full force and effect.

4.   Lessee has accepted delivery of the Leased Premises and
has entered into occupancy    thereof;

5.   Lessee has fully inspected the Premises and found the
same to be as required by the    Lease, in good order and
repair, and all conditions under the Lease to be performed
by the   Lessor have been satisfied;

6.   As of this date, the Lessor is not in default under any
of the terms, conditions, provisions or agreements of the
Lease and the undersigned has no offsets, claims or defenses
against the Lessor with respect to the Lease.

7.   This Agreement may be executed in multiple
counterparts, each of which shall be deemed an original and
all of which shall constitute one and the same instrument.

     IN WITNESS WHEREOF, Lessor and Lessee have respectively
signed and sealed this Lease as of the day and year first
above written.

                     LESSEE:  CHAMPPS AMERICANA, INC.

                                   By: /s/ Donna Depoian
                                   Its: Asst. Secretary



STATE OF Massachusetts)
                      )SS.
COUNTY OF Essex       )

     The foregoing instrument was acknowledged before me
this 30th day of December, 1997, by Donna Depoian, as Asst.
Secretary of Champps Americana, Inc. on behalf of
said corporation.

/s/ Jane K Blanchetts
Notary Public






            Remainder of page intentionally left blank

                    LESSOR:   AEI  INCOME & GROWTH FUND XXI
                              LIMITED PARTNERSHIP, a
                              Minnesota limited partnership

                              By: AEI FUND MANAGEMENT XXI, INC., a
                              Minnesota corporation


                              By: /s/ Robert P Johnson
                                      Robert P. Johnson, President


STATE OF MINNESOTA  )
                    )SS.
COUNTY OF RAMSEY    )

     The foregoing instrument was acknowledged before me the
31st day of December,  1997, by Robert P. Johnson, the
President of AEI Fund Management XXI, Inc., a Minnesota
corporation, corporate general partner of AEI Income &
Growth Fund XXI Limited Partnership, on behalf of said
limited partnership.

                                        /s/ Barbara J Kochevar
[notary seal]                              Notary Public

     LESSOR    AEI NET LEASE INCOME & GROWTH FUND XX LIMITED
               PARTNERSHIP

                    By:  AEI Fund Management XX, Inc.

                    By: Robert P Johnson
                        Robert P. Johnson, President

STATE OF MINNESOTA )
                   )SS.
COUNTY OF RAMSEY   )

         The foregoing instrument was acknowledged before me
the 31st day of December, 1997, by Robert P. Johnson, the
President of AEI Fund Management XX, Inc., a Minnesota
corporation, corporate general partner of AEI Net Lease
Income & Growth Fund XX Limited Partnership, on behalf of
said limited partnership.

                                     /s/ Barbara J Kochevar
[notary seal]                              Notary Public



              LESSOR     NET LEASE INCOME & GROWTH FUND 84-A LIMITED
                         PARTNERSHIP

                         By: Net Lease Management 84-A, Inc.

                         By: /s/ Robert P Johnson
                                 Robert P. Johnson, President

STATE OF MINNESOTA )
                   )SS.
COUNTY OF RAMSEY   )

         The foregoing instrument was acknowledged before me
the 31st day of December, 1997, by Robert P. Johnson, the
President of Net Lease Management 84-A, Inc., a Minnesota
corporation, corporate general partner of Net Lease Income &
Growth Fund 84-A Limited Partnership, on behalf of said
limited partnership.

                                     /s/ Barbara J Kochevar
[notary seal]                              Notary Public








                              Exhibit A

                         Legal Description

Parcel 1

     Lot 2 in American-Commons Subdivision, a Resubdivision
of Lots 1 and 2 in Anderson's Woodfield Common West, a
subdivision of part of the Northeast quarter of Section 14,
Township 41 North, Range 10 East of the Third Principal
Meridian, in Cook Count, Illinois.


Parcel 2

     Non-exclusive easement for ingress, egress, and parking
as established by reciprocal easement agreement made by Chi-
Chi's Inc., a Minnesota corporation, and Bob Farm, Inc., an
Ohio corporation, dated May 10, 1983, and recorded May 13,
1983, as Document 26604303.