diff --git a/blocks/block.gd b/blocks/block.gd
index 1823a59..b6c4c32 100644
--- a/blocks/block.gd
+++ b/blocks/block.gd
@@ -16,4 +16,5 @@ func take_damage(damage):
 		die()
 
 func die():
+	SignalBus.on_money_changed_difference.emit(1)
 	self.queue_free()
diff --git a/misc/ball_vendor.gd b/misc/ball_vendor.gd
index 0b41284..c844023 100644
--- a/misc/ball_vendor.gd
+++ b/misc/ball_vendor.gd
@@ -17,6 +17,7 @@ signal on_update_ball_price(id: int, new_price: int)
 var money: int = 0
 
 func _ready():
+	SignalBus.on_money_changed_difference.connect(_update_money_difference)
 	_update_money()
 	for k in _catalogue:
 		on_update_ball_price.emit(int(k), _catalogue[k])
@@ -32,5 +33,9 @@ func may_buy_ball(id: int) -> bool:
 	else:
 		return false
 
+func _update_money_difference(difference):
+	money += difference
+	_update_money()
+
 func _update_money():
 	SignalBus.on_money_changed.emit(money)
diff --git a/misc/signal_bus.gd b/misc/signal_bus.gd
index a3ea79f..2be6be7 100644
--- a/misc/signal_bus.gd
+++ b/misc/signal_bus.gd
@@ -2,3 +2,4 @@ extends Node
 
 signal on_try_buy_ball(id: int)
 signal on_money_changed(new_money: int)
+signal on_money_changed_difference(difference: int)