diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/MatteryMenu.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/MatteryMenu.kt
index 0c3dc50d4..c114b676b 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/MatteryMenu.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/MatteryMenu.kt
@@ -328,7 +328,7 @@ abstract class MatteryMenu(
 		addSlot(offhandSlot!!)
 
 		for (i in 0 until if (mattery.hasExopack) mattery.combinedInventory.containerSize else mattery.wrappedItemInventory.containerSize) {
-			if (i in Inventory.INVENTORY_SIZE .. player.inventory.containerSize) continue
+			if (i in Inventory.INVENTORY_SIZE until player.inventory.containerSize) continue
 
 			val slot = InventorySlot(mattery.combinedInventory, i, true)