diff --git a/src/inventory.gd b/src/inventory.gd
index 7fb4870..70c109b 100644
--- a/src/inventory.gd
+++ b/src/inventory.gd
@@ -25,6 +25,9 @@ var total_amount: float:
 signal inventory_changed(substances: Array[RuntimeSubstanceData])
 signal temperature_changed(to: float)
 
+func _ready() -> void:
+	inventory_changed.emit(inventory.values())
+
 func update_solutions():
 	var has_water = inventory.has("Вода")
 	if has_water: