So we no longer wear the same uniform
A reference back to the line about how his associates only ever wanted to be soldiers. These days his former soldiers are wearing different uniforms, as in they no longer represent Roc-A-Fella.
As one may point out, Jay and Yeezy are into high-fashion type stuff (see Level 4 and Level 5 of this blogpost for a more in-depth reference). His former Roc-a-Fella crew still dresses in urban, ghetto fashion.
To help improve the meaning of these lyrics, visit "Why I Love You" by Jay-Z (Ft. Kanye West & Mr. Hudson) Lyrics and leave a comment on the lyrics box