EXHIBIT 32.2

                            CERTIFICATION PURSUANT TO

                             18 U.S.C. SECTION 1350

                             AS ADOPTED PURSUANT TO

                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

        In connection with the Quarterly Report of 1st Source Corporation (the
"Company") on Form 10-Q/A for the quarterly period ended September 30, 2003, as
filed with the Securities and Exchange Commission on the date hereof (the
"Report"), I, Larry E. Lentych, Chief Financial Officer of the Company, certify,
pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, that to my knowledge:

     (1) The Report fully  complies with the  requirements  of sections 13(a) or
15(d) of the Securities and Exchange Act of 1934; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
material  respects,  the  financial  condition  and results of operations of the
Company.

         By:

         /s/Larry E. Lentych
         -------------------
         Larry E. Lentych
         Chief Financial Officer
         February 19, 2004

         The foregoing certification is being furnished solely for purposes of
         compliance with 18 U.S.C. Section 1350 and shall not be deemed "filed"
         for purposes of Section 18 of the Securities Exchange Act of 1934 (15
         U.S.C. 78r), or otherwise subject to the liability of that section.
         Such certification will not be deemed to be incorporated by reference
         into any filing under the Securities Act of 1933 or the Securities
         Exchange Act of 1934.

         A signed original of this written statement required by Section 906 has
         been provided to 1st Source Corporation and will be retained by 1st
         Source Corporation and furnished to the Securities and Exchange
         Commission or its staff upon request.