You're pretty stacked at RB as is, but it could never hurt to have more, in my opinion! Depending on your QB, I'd probably drop Wilson and snag DeAngelo, then just pickup a spot QB for your bye-week later on.
Take a look at mine, please: viewtopic.php?t=520074
QB: Matt Ryan
RB: Ray Rice, DeAngelo Williams, Mark Ingram
WR: Greg Jennings, Marques Colston, Denarius Moore
TE: Vernon Davis
K: Dan Bailey
Bench: A. Luck, F. Jackson, J. Rodgers, B. Jacobs, D. Amendola, N. Burleson, K. Wright, B. Celek