diff --git a/Source/Tanks/ModuleFuelTanks.cs b/Source/Tanks/ModuleFuelTanks.cs
index 57313704..6f275bcf 100644
--- a/Source/Tanks/ModuleFuelTanks.cs
+++ b/Source/Tanks/ModuleFuelTanks.cs
@@ -325,7 +325,7 @@ public void FixedUpdate ()
 			}
 		}
 
-        protected static double conductionFactors = PhysicsGlobals.ConductionFactor * PhysicsGlobals.SkinInteralConductionFactor;
+        protected static double conductionFactors = PhysicsGlobals.ConductionFactor * PhysicsGlobals.SkinInternalConductionFactor;
         protected float tankArea;
         double boiloffMass = 0d;