three things disturb me, the tree on the right(not much) , the thing on the right on the lake(pretty much) but above all things but i guess that for this one you couldn t have done much about it.. is the cloud silhouette in the middle, otherwise nice view with great sky colors and reflections
otherwise i think you could have add more saturation etc for that beautifull sly
(ps it seems really titled but you can work that out easily, )