Five fire engines from Doncaster x 2, Adwick, Edlington and Askern were called out to an industrial garage on fire at 12:45am on Bentley Road, Bentley, Doncaster.
The garage was well alight and there were concerns that cylinders may be inside the premise.
Firefighters used hose reels to quickly put the fire out, luckily no cylinders were involved in the fire.
The fire crews left the scene around 2:30am.
An investigation into the cause of the fire will now take place.