diff --git a/scenes/pribor-uyep/block-input.tscn b/scenes/pribor-uyep/block-input.tscn
index 49adf918..3875cb2f 100644
--- a/scenes/pribor-uyep/block-input.tscn
+++ b/scenes/pribor-uyep/block-input.tscn
@@ -55,6 +55,11 @@ signal pressed(control: PanelContainer)
 
 func _on_button_pressed():
     emit_signal('pressed', self)
+
+
+func _enter_tree() -> void:
+    if is_inside_tree():
+        $margin/vbox/title/lbl_using.self_modulate = Color.CADET_BLUE
 "
 
 [sub_resource type="GDScript" id="GDScript_45hqb"]