diff --git a/konstructor/engine/engine.go b/konstructor/engine/engine.go
index 5d04ddc..4163453 100644
--- a/konstructor/engine/engine.go
+++ b/konstructor/engine/engine.go
@@ -29,6 +29,9 @@ func (e *Engine) Update(screen *ebiten.Image) error {
 	if e.KContext.ScreenTypeIs("playground") {
 		e.PlaygroundUpdate()
 	}
+	if e.KContext.ScreenTypeIs("inventory") {
+		e.InventoryUpdate()
+	}
 	return nil
 }
 
@@ -42,6 +45,9 @@ func (e *Engine) Draw(screen *ebiten.Image) {
 	if e.KContext.ScreenTypeIs("playground") {
 		e.PlaygroundDraw(screen)
 	}
+	if e.KContext.ScreenTypeIs("inventory") {
+		e.InventoryDraw(screen)
+	}
 	if e.Action3Pressed() {
 		os.Exit(1)
 	}
diff --git a/konstructor/engine/engine.inventory.go b/konstructor/engine/screen.inventory.go
similarity index 63%
rename from konstructor/engine/engine.inventory.go
rename to konstructor/engine/screen.inventory.go
index dfb1994..0f1184b 100644
--- a/konstructor/engine/engine.inventory.go
+++ b/konstructor/engine/screen.inventory.go
@@ -1,6 +1,16 @@
 package engine
 
-import "game/konstructor/entity"
+import (
+	"game/konstructor/entity"
+
+	"github.com/hajimehoshi/ebiten"
+)
+
+func (e *Engine) InventoryUpdate() {
+}
+
+func (e *Engine) InventoryDraw(screen *ebiten.Image) {
+}
 
 func (e *Engine) AddToInventory(item *entity.Item) {
 	e.Domain.AddToInventory(item)