diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyServoBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyServoBlockEntity.kt
index 85d942161..aa6fcbdd5 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyServoBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyServoBlockEntity.kt
@@ -68,10 +68,16 @@ class EnergyServoBlockEntity(blockPos: BlockPos, blockState: BlockState) : Matte
 		}
 
 		override fun extractEnergy(howMuch: Decimal, simulate: Boolean): Decimal {
+			if (redstoneControl.isBlockedByRedstone)
+				return Decimal.ZERO
+
 			return container[SLOT_DISCHARGE].energy?.extractEnergy(howMuch, simulate) ?: Decimal.ZERO
 		}
 
 		override fun receiveEnergy(howMuch: Decimal, simulate: Boolean): Decimal {
+			if (redstoneControl.isBlockedByRedstone)
+				return Decimal.ZERO
+
 			return container[SLOT_CHARGE].energy?.receiveEnergy(howMuch, simulate) ?: Decimal.ZERO
 		}