diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyCounterBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyCounterBlockEntity.kt
index 3819c32bb..189ac1b99 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyCounterBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyCounterBlockEntity.kt
@@ -21,6 +21,7 @@ import ru.dbotthepony.mc.otm.core.math.Decimal
 import ru.dbotthepony.mc.otm.core.math.getDecimal
 import ru.dbotthepony.mc.otm.core.nbt.getByteArrayList
 import ru.dbotthepony.mc.otm.core.nbt.map
+import ru.dbotthepony.mc.otm.core.nbt.mapPresent
 import ru.dbotthepony.mc.otm.core.nbt.set
 import ru.dbotthepony.mc.otm.menu.tech.EnergyCounterMenu
 import ru.dbotthepony.mc.otm.registry.MBlockEntities
@@ -98,7 +99,7 @@ class EnergyCounterBlockEntity(p_155229_: BlockPos, p_155230_: BlockState) : Mat
 		super.load(nbt)
 
 		passed = nbt.getDecimal(PASSED_ENERGY_KEY)
-		ioLimit = nbt.map(IO_LIMIT_KEY, Decimal.Companion::deserializeNBT)
+		ioLimit = nbt.mapPresent(IO_LIMIT_KEY, Decimal.Companion::deserializeNBT)
 
 		nbt.map(POWER_HISTORY_POINTER_KEY) { it: IntTag ->
 			historyTick = it.asInt