EXHIBIT 4.2

                          FIRST SUPPLEMENTAL INDENTURE


         This  First  Supplemental  Indenture,  dated as of June 18,  1999  (the
"Supplemental Indenture"),  is made by and between The Majestic Star Casino, LLC
(the  "Company") and IBJ Whitehall  Bank & Trust Company  (formerly IBJ Schroder
Bank & Trust Company) (the "Trustee").

                                   BACKGROUND

         A. The Company and the Trustee are parties to that  certain  Indenture,
dated May 22, 1996 (the "Indenture").

         B. Section 9.02 of the Indenture  provides,  among other things,  that,
except as otherwise  provided in the Indenture,  upon the request of the Company
accompanied  by a resolution of the Board of Managers of the Company (such terms
and all other  capitalized  terms  used and not  defined  herein  shall have the
meanings  assigned to such terms in the Indenture),  the Company and the Trustee
may amend or  supplement  the  Indenture  with the  consent of the Holders of at
least a majority in principal amount of the Notes then outstanding.

         C. The Company has offered to  purchase  all of the  outstanding  Notes
upon the terms and subject to the  conditions set forth in the Offer to Purchase
and Solicitation of Consents, dated May 14, 1999, and the accompanying Letter of
Transmittal,  as the same may be further amended,  supplemented or modified (the
"Offer").

         D. The Offer is conditioned upon, among other things,  the execution of
this Supplemental  Indenture implementing the Proposed Amendments (as defined in
the Offer)  following the receipt of the  Requisite  Consents (as defined in the
Offer),  and the Company has received and delivered to the Trustee the Requisite
Consents.

         E. The  Manager of the Company has duly  authorized  this  Supplemental
Indenture.

                                   AGREEMENTS

         NOW THEREFORE, the parties hereto hereby agree as follows:

         1. Amendments to the Indenture.  Pursuant to the terms of the Offer and
having received the consent of the Holders of a majority in principal  amount of
the  outstanding  Notes as required by the  Indenture,  the  Indenture is hereby
amended to delete the following  sections in their  entirety and, in the case of
each such section, insert in lieu thereof the phrase ["Intentionally  Omitted"];
and any and all references to such sections,  any and all obligations thereunder
and any event of default  related  solely to the  following  sections are hereby
deleted  throughout the Indenture;  and such sections and references shall be of
no further force or effect;  and all  definitions in the Indenture that are used
exclusively in the sections and clauses  deleted  pursuant to this Section 1 are
hereby deleted:

            (a) Section 4.02 of the Indenture "Maintenance of Office or Agency";


               (b)  Section 4.03 of the Indenture "Reports";

               (c)  Section 4.04 of the Indenture "Compliance Certificate";

               (d)  Section 4.05 of the Indenture "Taxes";

               (e)  Section 4.07 of the Indenture "Restricted Payments";

               (f)  Section 4.08 of the Indenture "Restrictions on Joint
                    Venture";

               (g)  Section 4.09 of the Indenture "Limitations on Incurrence of
                    Indebtedness and Issuance of Disqualified Capital Stock";

               (h)  Section 4.10 of the Indenture "Asset Sales";

               (i)  Section 4.11 of the Indenture "Event of Loss";

               (j)  Section 4.12 of the Indenture "Transactions with
                    Affiliates";

               (k)  Section 4.13 of the Indenture "Liens";

               (l)  Section 4.14 of the Indenture "Line of Business";

               (m)  Section 4.15 of the Indenture "Corporate Existence";

               (n)  Section 4.17 of the Indenture "Registration Rights";

               (o)  Section 4.18 of the Indenture "Use of Proceeds";

               (p)  Section 4.19 of the Indenture "Cash Collateral and
                    Disbursement Agreement";

               (q)  Section 4.20 of the Indenture "Gaming Licenses";

               (r)  Section 4.21 of the Indenture "Construction";

               (s)  Section 4.22 of the Indenture "Maintenance of Insurance";

               (t)  Section 4.23 of the Indenture "Limitation on Status as
                    Investment Company";

               (u)  Section 4.24 of the Indenture "Collateral Documents";


                                       2


               (v)  Section 4.25 of the Indenture "Further Assurances";

               (w)  Section 4.26 of the Indenture "Dividend and Other Payment
                    Restrictions Affecting Subsidiaries";

               (x)  Section 4.27 of the Indenture "Restrictions on Leasing and
                    Dedication of Property";

               (y)  Section 4.28 of the Indenture "Uncompleted Project Offer";

               (z)  Section 4.29 of the Indenture "Uncompleted Vessel Offer";

               (aa) Section 4.30 of the Indenture "Additional Subsidiaries";

               (bb) Section 4.31 of the Indenture "Ratings".

         2.     Effect on Indenture.

                (a) On and after the effective date of this Supplemental
Indenture, each reference in the Indenture to "this Indenture," "hereunder,"
"hereof" or "herein" and other similar references shall mean and be a reference
to the Indenture as supplemented by this Supplemental Indenture, unless the
context otherwise requires.

                (b) Except as specifically amended above, the Indenture shall
remain in full force and effect and is hereby ratified and confirmed.

         3. Governing Law. This Supplemental  Indenture shall be governed by and
construed in  accordance  with the laws of the State of New York,  as applied to
contracts made and performed within the State of New York, without regard to the
principles of conflicts of law.

         4. Headings.  The headings of sections of this  Supplemental  Indenture
have been inserted for convenience of reference only, are not to be considered a
part  hereof,  and  shall  in no way  modify  or  restrict  any of the  terms of
provisions hereof.

         5. Counterpart Originals.  The parties may sign any number of copies of
this Supplemental  Indenture.  Each signed copy shall be an original, but all of
them together represent the same agreement.

         6. Effective Date. This  Supplemental  Indenture shall become effective
as of the date hereof,  but shall become  operative on and after the Company has
delivered to the Trustee an Officers'  Certificate  accepting the Notes tendered
pursuant to the Offer.


                                        3


         7. Trust Indenture Act. If any provision of this Supplemental Indenture
limits,  qualifies or  conflicts  with  another  provision of this  Supplemental
Indenture  or of the  Indenture  that is  required  to be  included by the Trust
Indenture Act of 1939,  as amended (the "TIA"),  as in force on the date hereof,
the provisions required by the TIA shall control.

         IN WITNESS  WHEREOF,  the parties hereto have caused this  Supplemental
Indenture to be duly  executed and  attested,  all as of the date first  written
above.


                                       THE MAJESTIC STAR CASINO, LLC

                                       BY: BARDEN DEVELOPMENT, INC.


                                       By: /s/ Don H. Barden
                                          ---------------------------


                                       IBJ WHITEHALL BANK & TRUST COMPANY,
                                       as Trustee


                                       By: /s/ Stephen S. Giurlando
                                          ----------------------------


                                        4