Yes but since you're rooted you can do all your backing up and then just reroot same as before.
OR, since you're rooted, you can just install the updates manually and not have to reroot or worry about losing any data.
inb4theoneortwoknuckleheadscomeinhereandtryandclaimthatthemanualmethodisntthesameasacceptingtheupdatedirectlyfromgoogle.