diff --git a/Assets/Resources/AudioData/MusicTransition.bytes b/Assets/Resources/AudioData/MusicTransition.bytes
index 04545cc..1aa12d8 100644
Binary files a/Assets/Resources/AudioData/MusicTransition.bytes and b/Assets/Resources/AudioData/MusicTransition.bytes differ
diff --git a/Assets/Scripts/OCES/Metronome.cs b/Assets/Scripts/OCES/Metronome.cs
index f6e3b2d..cbdf7ff 100644
--- a/Assets/Scripts/OCES/Metronome.cs
+++ b/Assets/Scripts/OCES/Metronome.cs
@@ -13,7 +13,7 @@ namespace OCES
         
         void OnEnable()
         {
-            if (AudioSystem.Instance != null) RegisterCallBack(); 
+            if (AudioSystem.Instance) RegisterCallBack(); 
         }
 
         void Start()