diff --git a/PHI-MB/main.lua b/PHI-MB/main.lua
index 1054f27..a7d5f2a 100644
--- a/PHI-MB/main.lua
+++ b/PHI-MB/main.lua
@@ -34,7 +34,7 @@ local function EE(source, tier)
     item.max_health = item.max_health * (2 ^ (tier - 1))
     item.crafting_speed = item.crafting_speed * (2 ^ (tier - 1))
     item.energy_source.emissions_per_minute = item.energy_source.emissions_per_minute  * (2 ^ (tier - 1))
-    item.energy_usage = tonumber(string.match(item.energy_usage, '%d+')) * (2 ^ (tier - 1)) .. string.match(item.energy_usage, '%a')
+    item.energy_usage = tonumber(string.match(item.energy_usage, '%d+')) * (2 ^ (tier - 1)) .. 'kW'
     -- item.animation.layers[1].filename = graphics_location .. source .. '-e.png'
     -- item.animation.layers[1].hr_version.filename = graphics_location .. source ..'-eh.png'
     -- item.icon = graphics_location .. source .. '-i.png'