  We use the meson cloud model to calculate $\bar{d}(x) - \bar{u}(x)$ and $
\bar{d}(x)/\bar{u}(x)$ in the proton. We show that a modification of the
symmetric, perturbative part of the light quark sea provides better agreement
with the ratio $ \bar{d}(x)/\bar{u}(x).
