First of all, your body fat percentage must be higher, unless you're stage lean all year (or dead).
Secondly, your body NEEDS fat. As you said, don't be neurotic about it.
Finally, as a cat1 your body needs more protein and dieting slows down anyway. Although RFL is fast, it may not be the smartest option if you're approaching very low BF%. Some extra fat, calories or some form of cycling isn't a bad idea.