diff --git a/common/buildcraft/energy/Engine.java b/common/buildcraft/energy/Engine.java
index ef89247c..707db6ef 100644
--- a/common/buildcraft/energy/Engine.java
+++ b/common/buildcraft/energy/Engine.java
@@ -46,13 +46,14 @@ public abstract class Engine {
 	}
 
 	protected void computeEnergyStage() {
-		if (energy / (double) maxEnergy * 100.0 <= 25.0) {
+		double level = energy / (double) maxEnergy * 100.0;
+		if (level <= 25.0) {
 			energyStage = EnergyStage.Blue;
-		} else if (energy / (double) maxEnergy * 100.0 <= 50.0) {
+		} else if (level <= 50.0) {
 			energyStage = EnergyStage.Green;
-		} else if (energy / (double) maxEnergy * 100.0 <= 75.0) {
+		} else if (level <= 75.0) {
 			energyStage = EnergyStage.Yellow;
-		} else if (energy / (double) maxEnergy * 100.0 <= 100.0) {
+		} else if (level <= 100.0) {
 			energyStage = EnergyStage.Red;
 		} else {
 			energyStage = EnergyStage.Explosion;
diff --git a/common/buildcraft/energy/EngineWood.java b/common/buildcraft/energy/EngineWood.java
index 706b8234..8c9c39a0 100644
--- a/common/buildcraft/energy/EngineWood.java
+++ b/common/buildcraft/energy/EngineWood.java
@@ -42,11 +42,12 @@ public class EngineWood extends Engine {
 
 	@Override
 	protected void computeEnergyStage() {
-		if (energy / (double) maxEnergy * 100.0 <= 25.0) {
+		double level = energy / (double) maxEnergy * 100.0;
+		if (level <= 25.0) {
 			energyStage = EnergyStage.Blue;
-		} else if (energy / (double) maxEnergy * 100.0 <= 50.0) {
+		} else if (level <= 50.0) {
 			energyStage = EnergyStage.Green;
-		} else if (energy / (double) maxEnergy * 100.0 <= 75.0) {
+		} else if (level <= 75.0) {
 			energyStage = EnergyStage.Yellow;
 		} else {
 			energyStage = EnergyStage.Red;