diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/item/MatterDustItem.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/item/MatterDustItem.kt
index 87cb9b192..4a6a52d04 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/item/MatterDustItem.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/item/MatterDustItem.kt
@@ -87,15 +87,17 @@ class MatterDustItem : Item(Properties().stacksTo(64)), IMatterItem {
 			return super.overrideStackedOnOther(pStack, pSlot, pAction, pPlayer)
 
 		if (pAction == ClickAction.SECONDARY && pSlot.allowModification(pPlayer)) {
-			val matterHalf = getMatterValue(pStack)?.matter?.div(2) ?: return true
-
 			if (!pSlot.hasItem()) {
+				val matterHalf = getMatterValue(pStack)?.matter?.div(2) ?: return true
+
 				val halfStack = pStack.copyWithCount(1)
-
 				matter(halfStack, -addMatterValue(pStack, -matterHalf, pPlayer.level.isClientSide()))
-
 				pSlot.set(halfStack)
 
+				if (getMatterValue(pStack)?.matter!! <= Decimal.ZERO) {
+					pStack.shrink(1)
+				}
+
 				return true
 			}
 		}
@@ -115,13 +117,11 @@ class MatterDustItem : Item(Properties().stacksTo(64)), IMatterItem {
 			return super.overrideStackedOnOther(pStack, pSlot, pAction, pPlayer)
 
 		if (pAction == ClickAction.SECONDARY && pSlot.allowModification(pPlayer)) {
-			val matterHalf = getMatterValue(pStack)?.matter?.div(2) ?: return true
-
 			if (pOther.isEmpty) {
+				val matterHalf = getMatterValue(pStack)?.matter?.div(2) ?: return true
+
 				val halfStack = pStack.copyWithCount(1)
-
 				matter(halfStack, -addMatterValue(pStack, -matterHalf, pPlayer.level.isClientSide()))
-
 				pAccess.set(halfStack)
 
 				return true