diff --git a/content/Audio/_index.md b/content/Audio/_index.md
index 0d42f00..4ce9519 100644
--- a/content/Audio/_index.md
+++ b/content/Audio/_index.md
@@ -61,10 +61,12 @@ var audioListener = new AudioListener(AudioDevice);
 audioEmitter.Position = thingPosition;
 audioEmitter.Forward = thingForward;
 audioEmitter.Up = thingUp;
+audioEmitter.Velocity = thingVelocity;
 
 audioListener.Position = cameraPosition;
 audioListener.Forward = cameraForward;
 audioListener.Up = cameraUp;
+audioListener.Velocity = cameraVelocity;
 
 thingSound.Apply3D(audioListener, audioEmitter);
 ```