diff --git a/src/blenderbim/blenderbim/bim/handler.py b/src/blenderbim/blenderbim/bim/handler.py
index 6855c9ba80..4d5f0c6a12 100644
--- a/src/blenderbim/blenderbim/bim/handler.py
+++ b/src/blenderbim/blenderbim/bim/handler.py
@@ -51,8 +51,6 @@ def name_callback(obj, data):
         return
 
     if isinstance(obj, bpy.types.Material):
-        if obj.BIMObjectProperties.ifc_definition_id:
-            IfcStore.get_file().by_id(obj.BIMObjectProperties.ifc_definition_id).Name = obj.name
         if obj.BIMMaterialProperties.ifc_style_id:
             IfcStore.get_file().by_id(obj.BIMMaterialProperties.ifc_style_id).Name = obj.name
         refresh_ui_data()