从XCode 4.6.2部署到ios7 (beta)设备

I installed iOS 7 yesterday to test in my iPhone 5. The problem is that I can't deploy now any test applications from XCode to my iPhone as it says it has an unsupported version. I can't (or don't want to) downgrade from iOS 7 to 6 and don't want (can't) upgrade XCode to version 5 as submitting is not supported with XCode 5 Beta. I installed iOS 7 yesterday to test in my iPhon