--- a/master/definitions.xml	Tue Apr 01 14:00:08 2014 +1100
+++ b/master/definitions.xml	Wed Apr 02 10:58:29 2014 -0500
@@ -383,7 +383,7 @@
     href='fonts.html#HKernElement'
     contentmodel='anyof'
     elements='script'
-    attributecategories='aria, navigation, core'
+    attributecategories='core'
     attributes='u1, g1, u2, g2, k'
     interfaces='SVGHKernElement'/>