diff --git a/docs/dispatch.html b/docs/dispatch.html
index b9ea8822e60..bcab74c7070 100644
--- a/docs/dispatch.html
+++ b/docs/dispatch.html
@@ -198,7 +198,7 @@ few preprocessor defines.</p>
 <ul>
 <li>If <tt>GLX_USE_TLS</tt> is defined, method #4 is used.</li>
 <li>If <tt>PTHREADS</tt> is defined, method #3 is used.</li>
-<li>If any of <tt>PTHREADS</tt>, <tt>USE_XTHREADS</tt>,
+<li>If any of <tt>PTHREADS</tt>,
 <tt>SOLARIS_THREADS</tt>, <tt>WIN32_THREADS</tt>, or <tt>BEOS_THREADS</tt>
 is defined, method #2 is used.</li>
 <li>If none of the preceeding are defined, method #1 is used.</li>