| 1.   | The Warrant is hereby amended as follows: |
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| a.   | Subsections 6(d)(i), 6(d)(ii), 6(d)(iii), 6(d)(iv) and 6(d)(iv) of the Warrant are deleted in their entirety and Section 6(d) of the Warrant is amended and restated in its entirety to read as follows: |
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| b.   | The definition of “Excluded Security” in Section 10 of the Warrant is deleted in its entirety. |
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| 2.   | Except as amended hereby, all other provisions of the Warrant shall remain in full force and effect. |
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| 3.   | This Amendment shall be binding upon and inure to the benefit of the Parties hereto, as well as each of their legal representatives, heirs, administrators, executors, successors and assigns. |
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| 4.   | If any term, condition, or provision of this Amendment is invalid, illegal, or otherwise incapable of being enforced by any rule of law or public policy, all other terms, conditions, and provisions of this Amendment shall nevertheless remain in full force and effect. |
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| 5.   | By its acceptance hereof, each of the Parties hereto hereby represents that it has the necessary power and authority or capacity to execute, deliver, and perform the undertakings contained in this Amendment, and that this Amendment constitutes a valid and binding obligation of such Party enforceable against it in Amendment with its terms. |
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| 6.   | This Amendment may be executed in counterparts and by different parties on separate counterpart signature pages, each of which constitutes an original and all of which taken together constitute one and the same instrument.  Delivery of executed counterparts of this Amendment by fax or email shall be effective as an original.  This Amendment shall be governed by and interpreted in accordance with the provisions regarding rule of law set forth in the Purchase Agreement. |
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