<PAGE>
 
                                                                    EXHIBIT 10.4


          Employment Agreement Amendments by and between HopFed Bancorp, Inc.
          and Bruce Thomas, Peggy R. Noel and Boyd M. Clark
<PAGE>
 
                                 AMENDMENT TO
                             EMPLOYMENT AGREEMENT


     WHEREAS, as of February 6, 1998, HopFed Bancorp, Inc. (the "Company") and
Bruce Thomas (the "Employee") entered into an Employment Agreement employing the
Employee as President and Chief Executive Officer of the Company (the
"Employment Agreement"); and

     WHEREAS, Section 5 of the Employment Agreement provides, among other
things, that the term of the Employment Agreement shall be for the period
commencing on the effective date of the Federal Stock Charter of Hopkinsville
Federal Savings Bank (the "Bank") and ending twelve (12) months thereafter; and

     WHEREAS, the Board of Directors of the Company has determined to extend the
Employee's term of employment for an additional two-year period beyond the first
anniversary date of the commencement of the Employment Agreement; and

     WHEREAS, the Company and the Employee desire to record such amendment to
the Employment Agreement.

     It is therefore agreed that the first sentence of Section 5 of the
Employment Agreement is hereby amended to read as follows:

          The Company hereby employs the Employee, and the Employee
          hereby accepts such employment under this Agreement, for
          the period commencing on the effective date of the Federal
          Stock Charter of the Bank (the "Effective Date") and
          ending thirty-six (36) months thereafter (or such earlier
          date as is determined in accordance with Section 9
          hereof).

     IN WITNESS WHEREOF, the parties have executed this Amendment to Employment
Agreement as of February 6, 1999.

ATTEST:                                     HOPFED BANCORP, INC.


___________________________________         By:________________________________
Secretary                                      Chairman of the Board

WITNESS:


___________________________________         ___________________________________ 
                                            Bruce Thomas ("Employee")
<PAGE>
 
                                 AMENDMENT TO
                             EMPLOYMENT AGREEMENT


     WHEREAS, as of February 6, 1998, HopFed Bancorp, Inc. (the "Company") and
Peggy R. Noel (the "Employee") entered into an Employment Agreement employing
the Employee as Vice President, Chief Financial Officer and Treasurer of the
Company (the "Employment Agreement"); and

     WHEREAS, Section 5 of the Employment Agreement provides, among other
things, that the term of the Employment Agreement shall be for the period
commencing on the effective date of the Federal Stock Charter of Hopkinsville
Federal Savings Bank (the "Bank") and ending twelve (12) months thereafter; and

     WHEREAS, the Board of Directors of the Company has determined to extend the
Employee's term of employment for an additional two-year period beyond the first
anniversary date of the commencement of the Employment Agreement; and

     WHEREAS, the Company and the Employee desire to record such amendment to
the Employment Agreement.

     It is therefore agreed that the first sentence of Section 5 of the
Employment Agreement is hereby amended to read as follows:

          The Company hereby employs the Employee, and the Employee
          hereby accepts such employment under this Agreement, for
          the period commencing on the effective date of the Federal
          Stock Charter of the Bank (the "Effective Date") and
          ending thirty-six (36) months thereafter (or such earlier
          date as is determined in accordance with Section 9
          hereof).

     IN WITNESS WHEREOF, the parties have executed this Amendment to Employment
Agreement as of February 6, 1999.

ATTEST:                                     HOPFED BANCORP, INC.


___________________________________         By:________________________________
Secretary                                      Chairman of the Board

WITNESS:


___________________________________         ___________________________________ 
                                            Peggy R. Noel ("Employee")
<PAGE>
 
                                 AMENDMENT TO
                             EMPLOYMENT AGREEMENT


     WHEREAS, as of February 6, 1998, HopFed Bancorp, Inc. (the "Company") and
Boyd M. Clark (the "Employee") entered into an Employment Agreement employing
the Employee as Vice President and Secretary of the Company (the "Employment
Agreement"); and

     WHEREAS, Section 5 of the Employment Agreement provides, among other
things, that the term of the Employment Agreement shall be for the period
commencing on the effective date of the Federal Stock Charter of Hopkinsville
Federal Savings Bank (the "Bank") and ending twelve (12) months thereafter; and

     WHEREAS, the Board of Directors of the Company has determined to extend the
Employee's term of employment for an additional two-year period beyond the first
anniversary date of the commencement of the Employment Agreement; and

     WHEREAS, the Company and the Employee desire to record such amendment to
the Employment Agreement.

     It is therefore agreed that the first sentence of Section 5 of the
Employment Agreement is hereby amended to read as follows:

          The Company hereby employs the Employee, and the Employee
          hereby accepts such employment under this Agreement, for
          the period commencing on the effective date of the Federal
          Stock Charter of the Bank (the "Effective Date") and
          ending thirty-six (36) months thereafter (or such earlier
          date as is determined in accordance with Section 9
          hereof).

     IN WITNESS WHEREOF, the parties have executed this Amendment to Employment
Agreement as of February 6, 1999.

ATTEST:                                     HOPFED BANCORP, INC.


___________________________________         By:________________________________
Secretary                                      Chairman of the Board

WITNESS:


___________________________________         ___________________________________
                                            Boyd M. Clark ("Employee")