Unable to add Audio (Mp3, Wav) to the Figma Motion Timeline

I was reading the SEP 30, 2026 release notes which says audio support has been released. 

https://www.figma.com/release-notes/?title=motion-adds-styles-audio-animations-lottie

I have updated my figma desktop and still can’t seem to drag mp3 or wav into the figma timeline. I get the error
 

Files failed to import…

File format not recognized or failed to convert

audio.wav