ios - UITableview refreshing cells scrolling under section header -

i using uzyscircularprogresspulltorefresh in order refresh tableview. uitableview have 1 static section title , want fixed @ top of table(that's why don't want use uitableviewstylegrouped). when uitableview in refreshing state, , start scrolling it, cells being scrolling under header section bad design. kindly check image

you can test adding following project:

-(nsstring *)tableview:(uitableview *)tableview titleforheaderinsection:(nsinteger)section {     return @"header section"; } 

i tried find solution didn't find after lot of searching. can me solving this? how fix design issue in way?

- (void)scrollviewdidscroll:(uiscrollview *)scrollview {     cgfloat navbarmaxy = cgrectgetmaxy(self.navigationcontroller.navigationbar.frame);     if (scrollview.contentinset.top > navbarmaxy) {         if (scrollview.contentinset.top > -scrollview.contentoffset.y) {             uiedgeinsets insets = scrollview.contentinset;             insets.top = max(-scrollview.contentoffset.y, navbarmaxy);             scrollview.contentinset = insets;         }     } }