This is correct. It makes sense too... it would be hard to say whether you should get a bonus (because you ducked) or a penalty (because you can't dodge so well). So on balance, making it irrelevant seems like a good way to go.shilsen said:Yes. Being prone doesn't affect your saves in any way.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.