In the video, the man is seen on a roof top and splashes water from a bucket at the blazing fire from a distant.
The major blaze broke out at the Balogun market in Central Lagos.
Officials have not yet said if anyone got injured in the fire or commented on the cause of the blaze.
Check out the video of the man fighting fire with buckets of water.
Man splashes buckets of water on massive fire at the popular Balogun Market of Lagos, Nigeria
— Breaking911 (@Breaking911) November 5, 2019