The flag of Cocos (Keeling) Islands, recognized with it's own ISO 3166-1 country code, and it's own separate entry on the country selection form, is incorrectly using the Australian flag sprite on the postbit instead of it's own.
What it's currently in use:
What it should be using:
Corrected sprite I made (64x32 PNG w/ max compression):
---------- Post added at 03:10 AM ---------- Previous post was at 02:38 AM ----------
Also, South Sudan gained its independence from Sudan in 2011, but your country code form only allow one option, "Sudan".
Sprite I made for it (64x32 PNG w/ max compression):