Yeah, I'm at work right now, but I have a collegiate dictionary at home that, if I recall, shows both spellings as being correct.
From the en.wikipedia.org
Rest assured that his picture won't accompany the words gourmand or gourmet when you check out either one in the latest collegiate dictionary.
From the washingtontimes.com
Basically, a studious learner needs a learning dictionary along with an advanced reference like some collegiate dictionary, sometimes more than two or three books.
From the economist.com
Dictionaries intended for collegiate and professional use generally include most or all of the lexical information to be expected in a quality printed dictionary.