EXHIBIT 10.8 FIRST AMENDMENT TO EMPLOYMENT AGREEMENT This First Amendment to Employment Agreement ("Agreement") is executed by and between COMSTOCK RESOURCES, INC., a Nevada corporation (the "Company") with principal offices in Frisco, Texas, and M....

                                                                    EXHIBIT 10.8

                     FIRST AMENDMENT TO EMPLOYMENT AGREEMENT


This First Amendment to Employment Agreement ("Agreement") is executed by and
between XXXXXXXX RESOURCES, INC., a Nevada corporation (the "Company") with
principal offices in Frisco, Texas, and M. XXX XXXXXXX ("Employee").

         WHEREAS, the parties entered into an Employment Agreement effective
June 1, 2002 (the "Employment Agreement); and

         WHEREAS, the parties desire to amend the Employment Agreement to permit
the Employee to perform certain services, which the Company has determined are
in its best interest;

         NOW, THEREFORE, the Company and the Employee agree that Paragraph 5 of
the Employment Agreement shall be amended as set forth below, effective July 16,
2004.

         Paragraph 5 shall provide as follows (the amended provision is
highlighted):

         5.       Performance of Services; Permitted Activities. Employee shall
                  devote his full working time to the business of the Company;
                  PROVIDED, HOWEVER, EMPLOYEE MAY SERVE AS CHAIRMAN OF THE BOARD
                  OF MANAGERS OF BOIS D'ARC ENERGY, LLC, A NEVADA LIMITED
                  LIABILITY COMPANY, OR ITS SUCCESSORS, PROVIDED THAT SUCH
                  SERVICE SHALL NOT INTERFERE WITH THE PERFORMANCE OF HIS DUTIES
                  HEREUNDER. Employee shall be excused from performing any
                  services for the Company hereunder during periods of temporary
                  incapacity and during vacations conforming to the Company's
                  standard vacation policy, without thereby in any way affecting
                  the compensation to which he is entitled hereunder.

                            [Signature page follows.]



                                      -1-








         EXECUTED and effective July 16, 2004.

                                         XXXXXXXX RESOURCES, INC.



                                         /s/ Xxxxxx X. Xxxxx
                                         ---------------------------------------
                                         Name:  Xxxxxx X. Xxxxx
                                         Title: Senior Vice President and Chief
                                                Financial Officer


                                         EMPLOYEE:

                                         /s/ M. Xxx Xxxxxxx
                                         ---------------------------------------
                                         Name: M. Xxx Xxxxxxx