diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/container/Ext.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/container/Ext.kt
index 94024d62d..6b279ce3c 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/container/Ext.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/container/Ext.kt
@@ -119,8 +119,8 @@ inline fun Container.forEachNonEmpty(lambda: (ItemStack) -> Unit) {
 	}
 }
 
-fun Container.balance(slots: IntSet) {
-	if (slots.isEmpty() || !slots.any { getItem(it).isNotEmpty }) return
+fun Container.balance(slots: IntSet, checkForEmpty: Boolean = true) {
+	if (slots.isEmpty() || checkForEmpty && !slots.any { getItem(it).isNotEmpty }) return
 
 	val empty = IntArrayList()
 	val itemTypes = Object2ObjectOpenCustomHashMap<ItemStack, IntAVLTreeSet>(ItemStackHashStrategy)
@@ -250,5 +250,15 @@ fun Container.balance(slots: IntRange) {
 
 fun Container.balance(startSlot: Int = 0, endSlot: Int = containerSize - 1) {
 	require(startSlot <= endSlot) { "Invalid slot range: $startSlot .. $endSlot" }
-	balance(IntArrayList(endSlot - startSlot + 1).also { for (i in startSlot .. endSlot) it.add(i) })
+	var any = false
+
+	for (i in startSlot .. endSlot) {
+		if (getItem(i).isNotEmpty) {
+			any = true
+			break
+		}
+	}
+
+	if (!any) return
+	balance(IntArraySet(endSlot - startSlot + 1).also { for (i in startSlot .. endSlot) it.add(i) }, false)
 }