--- a/ttml2/spec/ttml2.xml	Tue Aug 20 09:49:26 2013 -0600
+++ b/ttml2/spec/ttml2.xml	Tue Aug 20 09:52:33 2013 -0600
@@ -1997,7 +1997,7 @@
 specifying that support for the feature is required.</p>
 </note>
 <note role="clarification">
-<p>Use of the <code>prohibited</code> value for a feature value is not to be
+<p>Use of <code>prohibited</code> for a feature value is not to be
 interpreted as meaning that a conformant processor need not or must not support
 the default semantics that apply for that feature.</p>
 </note>