diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/matter/MatterRegistry.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/matter/MatterRegistry.kt
index b0157e69e..a86db1b69 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/matter/MatterRegistry.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/matter/MatterRegistry.kt
@@ -188,8 +188,8 @@ private fun getMatterValue(stack: ItemStack, level: Int): MatterTuple {
 		matter = (stack.item as IMatterItem).getMatterValue(stack) ?: MatterTuple.ZERO
 
 	if (!matter.isZero && stack.isDamageableItem) {
-		val severity = stack.damageValue.toDouble() / stack.maxDamage.toDouble()
-		matter = MatterTuple(matter.value * severity, matter.complexity * (1.0 - severity / 2))
+		val severity = 1.0 - stack.damageValue.toDouble() / stack.maxDamage.toDouble()
+		matter = MatterTuple(matter.value * severity, matter.complexity * (0.5 + severity / 2))
 	}
 
 	val matterCap = stack.getCapability(MatteryCapability.MATTER).orNull()