diff --git a/GameData/NecroBones/FuelTanksPlus/FuelTanksPlus_FuelSwitch.cfg b/GameData/NecroBones/FuelTanksPlus/FuelTanksPlus_FuelSwitch.cfg
index d4554324..56051cac 100644
--- a/GameData/NecroBones/FuelTanksPlus/FuelTanksPlus_FuelSwitch.cfg
+++ b/GameData/NecroBones/FuelTanksPlus/FuelTanksPlus_FuelSwitch.cfg
@@ -163,7 +163,7 @@
 		resourceGui:NEEDS[InterstellarFuelSwitch] = LiquidFuel+Oxidizer;LiquidFuel;Oxidizer
 		resourceNames = LiquidFuel,Oxidizer;LiquidFuel;Oxidizer
 		resourceAmounts = 22.5,27.5;45;55
-		basePartMass = 0.75
+		basePartMass = 0.0375
 	}
 }
 @PART[TPtank0mL03750]:FOR[FuelTanksPlus]:NEEDS[!InterstellarFuelSwitch|InterstellarFuelSwitch&!CryoEngines]