Fiddles and Xeraths hit detections are broken !!!

so many times i have been outside of Fiddlesticks ult circle and still getting damaged by it ex: other day i played twitch and fid ults in and i run while he chases, i am outside circle and clicking Q but the ult is still doing me dmg so i do not go invis ..... and i die ..... i am out of his ult circle .....

then xearths i see his Q build up and i am at the end of line just out of range and it still hits me ...