Exhibit 10.6

Effective December 21, 2010, the Board of Directors of National Bancshares
Corporation and David C. Vernon, President and Chief Executive Officer of
National Bancshares Corporation and its subsidiary, First National Bank,
have agreed to amend the terms of Mr. Vernon`s November 14, 2006 employment
agreement.

The term of the employment period was amended to continue until
December 31, 2012 and shall be automatically extended for one year
periods thereafter, unless Mr. Vernon receives written notice from the
Board of Directors on or before November 30, 2012 that the employment
period will end on December 31, 2012.

All provisions of the original employment agreement dated
November 14, 2006, other than the aforementioned amendment, shall remain
in full force and effect.