Speaking about her dress, Drew said: "Not a plunging neckline! Something tasteful. Something timeless."
Drew recently said she and Will hadn't really discussed what they wanted for their nuptials as they were still enjoying being engaged.
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She said: "I think everyone expects you to kind of know right away what the plans are. I'm like, 'Oh goodness, it just happened a month ago! Do I not have it together or is it OK to keep daydreaming?' "
Drew - who was married to bar owner Jeremy Thomas for a month in 1994 and comic Tom Green for five months from July 2001 - has also said she thinks she has finally found the right balance in her life now she has gotten older.
She said: "As I've gotten older, I've really wanted to find more balance and calm
"I'm pushing 40 and I feel like those things I always aspired to are finally being realised."