VCS Version 5.1.00.0 Redhat Upgrade from 5.6 to 5.9

Hi 

I am using VCS version 5.1.00.0 and Redhat 5.6 with kernel 2.6.18-238.49.1.el5. Now, i am upgrading my redhat from 5.6 to 5.9.

Will VCS version 5.1.00.0 compatiable with redhat 5.9 2.6.18-348.18.1.el5? No need to reinstall VCS?

Thanks