diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/capability/Upgrades.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/capability/Upgrades.kt
index 67040f3b0..cc4c30bb3 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/capability/Upgrades.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/capability/Upgrades.kt
@@ -75,6 +75,9 @@ interface IMatteryUpgrade {
 	companion object : IMatteryUpgrade
 }
 
+private val positiveBound = Decimal("0.01")
+private val negativeBound = Decimal("-0.01")
+
 fun IMatteryUpgrade.addUpgradeTooltipLines(tooltips: MutableCollection<Component>) {
 	if (upgradeTypes.isNotEmpty() && ShiftPressedCond.asBoolean) {
 		tooltips.add(TranslatableComponent("otm.gui.upgrade_type.list").withStyle(ChatFormatting.GRAY))
@@ -104,9 +107,9 @@ fun IMatteryUpgrade.addUpgradeTooltipLines(tooltips: MutableCollection<Component
 		tooltips.add(TranslatableComponent("otm.gui.upgrade.energy_storage", TextComponent((energyStorage * 100).toString(0)).withStyle(ChatFormatting.DARK_GREEN)).withStyle(ChatFormatting.GRAY))
 	}
 
-	if (energyConsumed > Decimal.ONE) {
+	if (energyConsumed >= positiveBound) {
 		tooltips.add(TranslatableComponent("otm.gui.upgrade.energy_consumed", TextComponent("+" + (energyConsumed.coerceIn(MachinesConfig.Upgrades.MIN_ENERGY, MachinesConfig.Upgrades.MAX_ENERGY) * 100).toString(0)).withStyle(ChatFormatting.DARK_RED)).withStyle(ChatFormatting.GRAY))
-	} else if (energyConsumed < Decimal.MINUS_ONE) {
+	} else if (energyConsumed <= negativeBound) {
 		tooltips.add(TranslatableComponent("otm.gui.upgrade.energy_consumed", TextComponent((energyConsumed.coerceIn(MachinesConfig.Upgrades.MIN_ENERGY, MachinesConfig.Upgrades.MAX_ENERGY) * 100).toString(0)).withStyle(ChatFormatting.DARK_GREEN)).withStyle(ChatFormatting.GRAY))
 	}