The Board may amend this Plan as it shall deem advisable, subject to any requirement of stockholder approval required by applicable law, rule or regulation, including Section 162(m) and Section 422 of the Code; provided, however, that no amendment shall be made without stockholder approval if such amendment would (a) increase the maximum number of shares of Common Stock available under this Plan (subject to Section 5.7), (b) effect any change inconsistent with Section 422 of the Code, (c) extend the term of this Plan or (d) reduce the minimum purchase price or base price of a share of Common Stock subject to an option or SAR. No amendment may impair the rights of a holder of an outstanding award without the consent of such holder.