diff --git a/Assets/DisableAfterFinish.cs b/Assets/DisableAfterFinish.cs
index 23ea0a9a..d3bcc486 100644
--- a/Assets/DisableAfterFinish.cs
+++ b/Assets/DisableAfterFinish.cs
@@ -17,11 +17,17 @@ public class DisableAfterFinish : MonoBehaviour
 
     private void OnEnable()
     {
+        if (disableController == null)
+            return;
+
         disableController.DoDisable += Disable;
     }
 
     private void OnDisable()
     {
+        if (disableController == null)
+            return;
+
         disableController.DoDisable -= Disable;
     }
 
diff --git a/Assets/_Monuments/Prefabs/Big/Monument_Origin.prefab b/Assets/_Monuments/Prefabs/Big/Monument_Origin.prefab
index bc7c3ff7..25caa52e 100644
--- a/Assets/_Monuments/Prefabs/Big/Monument_Origin.prefab
+++ b/Assets/_Monuments/Prefabs/Big/Monument_Origin.prefab
@@ -267,7 +267,7 @@ MonoBehaviour:
   Sound:
     Clip: {fileID: 0}
     Volume: 1
-    Priority: 128
+    Priority: 256
     Pitch: 1
     Zone: 0
     PlayOnAwake: 0