https://playoverwatch.com/en-us/blog/20635660#patchnotes

Sonic Amplifier
Projectile speed increased from 40 to 50
Alternate fire now considers vertical orientation when knocking targets back
Crossfade
Song's area-of-effect radius decreased from 30 meters to 10 meters
A temporary in-game visual has been added to illustrate this radius (it is only visible to Lúcio and his teammates)
Heal Song
Healing-per-second has been increased by 50% (also applies to Lúcio's Amp It Up ability)
Sound Barrier
Radius decreased from 30 meters to 20 meters
Wall Ride
Movement speed increased by 30% when wall riding
Lúcio now receives a burst of speed when leaping off a wall