Index: head/en_US.ISO8859-1/books/porters-handbook/special/chapter.xml
===================================================================
--- head/en_US.ISO8859-1/books/porters-handbook/special/chapter.xml
+++ head/en_US.ISO8859-1/books/porters-handbook/special/chapter.xml
@@ -6626,15 +6626,15 @@
 USE_XFCE=	libmenu</programlisting>
     </example>
 
-    <example xml:id="use-xfce-gtk3">
-      <title>Using Xfce's Own GTK3 Widgets</title>
+    <example xml:id="use-xfce-gtk2">
+      <title>Using Xfce's Own GTK2 Widgets</title>
 
       <para>In this example, the ported application uses the
-	<application>GTK3</application>-specific widgets <package
+	<application>GTK2</application>-specific widgets <package
 	  role="port">x11/libxfce4menu</package> and <package
 	  role="port">x11/xfce4-conf</package>.</para>
 
-      <programlisting>USES=		xfce:gtk3
+      <programlisting>USES=		xfce:gtk2
 USE_XFCE=	libmenu xfconf</programlisting>
     </example>
 
Index: head/en_US.ISO8859-1/books/porters-handbook/uses/chapter.xml
===================================================================
--- head/en_US.ISO8859-1/books/porters-handbook/uses/chapter.xml
+++ head/en_US.ISO8859-1/books/porters-handbook/uses/chapter.xml
@@ -3427,13 +3427,13 @@
   <sect1 xml:id="uses-xfce">
     <title><literal>xfce</literal></title>
 
-    <para>Possible arguments: (none), <literal>gtk3</literal></para>
+    <para>Possible arguments: (none), <literal>gtk2</literal></para>
 
     <para>Provide support for <application>Xfce</application> related
       ports.  See <xref linkend="using-xfce"/> for details.</para>
 
-    <para>The <literal>gtk3</literal> argument specifies that the port
-      requires <application>GTK3</application> support.  It adds
+    <para>The <literal>gtk2</literal> argument specifies that the port
+      requires <application>GTK2</application> support.  It adds
       additional features provided by some core components, for
       example, <package role="port">x11/libxfce4menu</package> and
       <package role="port">x11-wm/xfce4-panel</package>.</para>