diff --git a/src/core/typedefs/GameConfig.js b/src/core/typedefs/GameConfig.js
index 4ef94cdd8..016f67ed5 100644
--- a/src/core/typedefs/GameConfig.js
+++ b/src/core/typedefs/GameConfig.js
@@ -30,4 +30,5 @@
  * @property {Phaser.Core.Types.PhysicsConfig} [physics] - Physics configuration.
  * @property {Phaser.Core.Types.PluginObject|Phaser.Core.Types.PluginObjectItem[]} [plugins] - Plugins to install.
  * @property {Phaser.Core.Types.ScaleConfig} [scale] - The Scale Manager configuration.
+ * @property {Phaser.Core.Types.AudioConfig} [audio] - The Audio Configuration object.
  */