diff --git a/en_US.ISO8859-1/books/faq/book.sgml b/en_US.ISO8859-1/books/faq/book.sgml
index 175c4367d9..b614517462 100644
--- a/en_US.ISO8859-1/books/faq/book.sgml
+++ b/en_US.ISO8859-1/books/faq/book.sgml
@@ -3143,7 +3143,7 @@ quit</programlisting>
           </question>
 
           <answer>
-            <para>This is a known problem with the ATI Mach 64 video card.
+            <para>This is a known problem with the ATI&nbsp;Mach64 video card.
               The problem is that this card uses address
               <literal>2e8</literal>, and the fourth serial port does too.
               Due to a bug (feature?) in the &man.sio.4;
@@ -3177,18 +3177,12 @@ quit</programlisting>
 
           <para>If you want to be able to use your serial ports, you will
             have to build a new kernel with the following modification: in
-            <filename>/usr/src/sys/dev/sio.c</filename> (or in <filename>/usr/src/sys/pc98/cbus/sio.c</filename> for pc98) find the one
+            <filename>/usr/src/sys/dev/sio/sio.c</filename> (or in <filename>/usr/src/sys/pc98/cbus/sio.c</filename> for pc98) find the one
             occurrence of the string <literal>0x2e8</literal> and remove
             that string and the preceding comma (keep the trailing comma).
             Now follow the normal procedure of building a new
             kernel.</para>
 
-          <para>Even after applying these workarounds, you may still find
-            that the X Window System does not work properly. If this is the
-            case, make sure that the &xfree86; version you are using is at
-            least &xfree86; 3.3.3 or higher. This version and upwards has
-            built-in support for the Mach64 cards and even a dedicated X
-            server for those cards.</para>
         </answer>
       </qandaentry>