It's a sign of the times, and it's here to stay.

The Brisbane sign at South Bank will remain in place until February, while work gets underway on a permanent replacement.

The Brisbane sign at South Bank during the G20 cultural celebrations. Credit:Glenn Hunt

The eight large letters spelling out the name of the city were built by Men's Sheds and decorated by eight community groups specifically for G20 cultural celebrations.

Arts Minister Ian Walker said it became a highlight.