diff --git a/objects/enemy/boss/sg2083.gd b/objects/enemy/boss/sg2083.gd
index e9d394c..7cbfb85 100644
--- a/objects/enemy/boss/sg2083.gd
+++ b/objects/enemy/boss/sg2083.gd
@@ -176,6 +176,4 @@ func _on_animation_finished(anim_name: String) -> void:
 		"Beam":
 			state = State.STAND
 		"die":
-			var map = Game.get_map()
-			var gover = load("res://menus/game_over.tscn").instance()
-			map.add_child(gover)
+			Game.change_map(load("res://menus/game_over.tscn"))
diff --git a/objects/enemy/boss/sg2083.tscn b/objects/enemy/boss/sg2083.tscn
index 3d39c93..fa76448 100644
--- a/objects/enemy/boss/sg2083.tscn
+++ b/objects/enemy/boss/sg2083.tscn
@@ -1818,6 +1818,7 @@ _data = [ Vector2( 0, 0 ), 0.0, 0.0, 0, 0, Vector2( 0.803571, 1 ), 0.0, 0.0, 0,
 shader = ExtResource( 1 )
 shader_param/animate_noise = true
 shader_param/noise_intensity = 1.0
+shader_param/fps = 60.0
 
 [sub_resource type="ShaderMaterial" id=8]
 shader = ExtResource( 11 )
@@ -1872,6 +1873,7 @@ tracks/2/keys = {
 
 [sub_resource type="Animation" id=18]
 resource_name = "explode"
+length = 0.7
 step = 0.05
 tracks/0/type = "value"
 tracks/0/path = NodePath("ExplosionRect:material:shader_param/opacity")