diff --git a/src/battle-scene.ts b/src/battle-scene.ts
index e8f5bf0743c..6075d944772 100644
--- a/src/battle-scene.ts
+++ b/src/battle-scene.ts
@@ -170,7 +170,7 @@ export default class BattleScene extends SceneBase {
   public uiTheme: UiTheme = UiTheme.DEFAULT;
   public windowType: integer = 0;
   public experimentalSprites: boolean = false;
-  public musicPreference: integer = MusicPreference.MIXED;
+  public musicPreference: number = MusicPreference.MIXED;
   public moveAnimations: boolean = true;
   public expGainsSpeed: ExpGainsSpeed = ExpGainsSpeed.DEFAULT;
   public skipSeenDialogues: boolean = false;