diff --git a/preactalpha.template.html b/preactalpha.template.html
index a936fac5b..73103f7a0 100644
--- a/preactalpha.template.html
+++ b/preactalpha.template.html
@@ -4,8 +4,8 @@
 	<meta name="viewport" content="width=device-width" />
 	<title>Showdown!</title>
 	<link rel="shortcut icon" href="favicon.ico" id="dynamic-favicon" />
-	<link rel="stylesheet" href="/style/battle.css" />
-	<link rel="stylesheet" href="/style/client2.css" />
+	<link rel="stylesheet" href="/style/battle.css?" />
+	<link rel="stylesheet" href="/style/client2.css?" />
 	<meta name="robots" content="noindex" />
 	<meta http-equiv="X-UA-Compatible" content="IE=Edge" />
 	<!--[if lte IE 8]><script>
diff --git a/src/battle-animations.ts b/src/battle-animations.ts
index 5a5322e27..6dcc6d1f9 100644
--- a/src/battle-animations.ts
+++ b/src/battle-animations.ts
@@ -2796,9 +2796,9 @@ const BattleSound = new class {
 		if (typeof PS === 'object') {
 			PS.prefs.subscribeAndRun(key => {
 				if (!key || key === 'musicvolume' || key === 'effectvolume' || key === 'mute') {
-					BattleSound.effectVolume = PS.prefs.effectvolume;
-					BattleSound.bgmVolume = PS.prefs.musicvolume;
-					BattleSound.muted = PS.prefs.mute;
+					this.effectVolume = PS.prefs.effectvolume;
+					this.bgmVolume = PS.prefs.musicvolume;
+					this.muted = PS.prefs.mute;
 					BattleBGM.update();
 				}
 			});