diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
index 8993ff68..a56ed347 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
@@ -254,7 +254,7 @@ public class GT_MetaTileEntity_DieselEngine extends GT_MetaTileEntity_MultiBlock
                 "Stored Energy:",
                 EnumChatFormatting.GREEN + Long.toString(storedEnergy) + EnumChatFormatting.RESET +" EU / "+
                         EnumChatFormatting.YELLOW + Long.toString(maxEnergy) + EnumChatFormatting.RESET +" EU",
-                "Current Output: "+EnumChatFormatting.RED+(-mEUt)+EnumChatFormatting.RESET+" EU/t",
+                "Current Output: "+EnumChatFormatting.RED+(-mEUt*mEfficiency/10000)+EnumChatFormatting.RESET+" EU/t",
                 "Fuel Consumption: "+EnumChatFormatting.YELLOW+fuelConsumption+EnumChatFormatting.RESET+" L/t",
                 "Fuel Value: "+EnumChatFormatting.YELLOW+fuelValue+EnumChatFormatting.RESET+" EU/L",
                 "Fuel Remaining: "+EnumChatFormatting.GOLD+fuelRemaining+EnumChatFormatting.RESET+" L",