diff --git a/src/Mod/Material/Material.py b/src/Mod/Material/Material.py
index 4cdb9bcf0f..cb1f988de1 100644
--- a/src/Mod/Material/Material.py
+++ b/src/Mod/Material/Material.py
@@ -134,7 +134,6 @@ def getMaterialAttributeStructure(withSpaces=None):
             "ExecutionInstructions",
             "FireResistanceClass",
             "StandardCode",
-            "ThermalConductivity",
             "SoundTransmissionClass",
             "Color",
             "Finish",