ios app不适合iphone 5屏幕

My ios app does not fit on iphone 5 screen. When I run the app, I can see blank space at the top and bottom of the screen. I have made the app compatible for both iphone sizes. But Since I have updated to the latest xcode, I am facing this issue. See screen shot. Can any one please help?My ios app does not fit on iphone 5 screen. Whe