diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index e25de66dd6..6c19b6c186 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -6802,6 +6802,13 @@ IGNORE=POINTYHAT is not supported
 		    </entry>
 		    <entry>502122</entry>
 		  </row>
+		  <row>
+		    <entry>Kernel API changes.  VFS_ROOT now takes a struct
+		      thread argument as does vflush.  Struct kinfo_proc
+		      now has a user data pointer.
+		    </entry>
+		    <entry>502123</entry>
+		  </row>
 		</tbody>
 	      </tgroup>
 	    </table>