Default system update

Hate to make a whole new thread on this but I never experienced this before. A system update banner popped up on my screen. I just wanna make sure it's safe to proceed with it. I'm running viper one m8 rom.I don't know if that's from viper or if it's an ota update
Attached Thumbnails
Click image for larger version

Name:	Screenshot_2014-06-01-00-42-52.jpg
Views:	107
Size:	208.6 KB
ID:	2774064