diff --git a/docs/api/materials/Material.html b/docs/api/materials/Material.html
index cd83d098988bf9b67a0e9ce0dc4d8d93ae558dea..91270a04e1d6f6951d935b18f1d6686df453b545 100644
--- a/docs/api/materials/Material.html
+++ b/docs/api/materials/Material.html
@@ -252,7 +252,12 @@
 		<div>
 		Defines whether this material is visible. Default is *true*.
 		</div>
-
+		
+		<h3>[property:object userData]</h3>
+		<div>
+		An object that can be used to store custom data about the Material. It should not hold
+		references to functions as these will not be cloned.
+		</div>
 
 		<h2>Methods</h2>