diff --git a/src/main/java/gregicadditions/tconstruct/TinkersMaterials.java b/src/main/java/gregicadditions/tconstruct/TinkersMaterials.java
index eab1ed1c..8b2b393b 100644
--- a/src/main/java/gregicadditions/tconstruct/TinkersMaterials.java
+++ b/src/main/java/gregicadditions/tconstruct/TinkersMaterials.java
@@ -115,11 +115,11 @@ public static void preInit() {
 
 			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.TinAlloy.getFluid(2), gregtech.api.unification.material.Materials.Iron.getFluid(1), gregtech.api.unification.material.Materials.Tin.getFluid(1));
 
-			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.Invar.getFluid(3), gregtech.api.unification.material.Materials.Iron.getFluid(1), gregtech.api.unification.material.Materials.Nickel.getFluid(1));
+			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.Invar.getFluid(3), gregtech.api.unification.material.Materials.Iron.getFluid(2), gregtech.api.unification.material.Materials.Nickel.getFluid(1));
 
 			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.TinAlloy.getFluid(2), gregtech.api.unification.material.Materials.WroughtIron.getFluid(1), gregtech.api.unification.material.Materials.Tin.getFluid(1));
 
-			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.Invar.getFluid(3), gregtech.api.unification.material.Materials.WroughtIron.getFluid(1), gregtech.api.unification.material.Materials.Nickel.getFluid(1));
+			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.Invar.getFluid(3), gregtech.api.unification.material.Materials.WroughtIron.getFluid(2), gregtech.api.unification.material.Materials.Nickel.getFluid(1));
 
 			TinkerRegistry.registerAlloy(gregtech.api.unification.material.Materials.BatteryAlloy.getFluid(5), gregtech.api.unification.material.Materials.Lead.getFluid(4), gregtech.api.unification.material.Materials.Antimony.getFluid(1));
 
@@ -140,4 +140,4 @@ public static void preInit() {
 	private static String upperCase(Material mat) {
 		return mat.toCamelCaseString().substring(0, 1).toUpperCase() + mat.toCamelCaseString().substring(1);
 	}
-}
\ No newline at end of file
+}