diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index f700a4a0f0..cc81a3a06d 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -5906,6 +5906,11 @@ PLIST_SUB=      OCTAVE_VERSION=${OCTAVE_VERSION}</programlisting>
 			functions were added to libc.</entry>
 		    <entry>502101</entry>
 		  </row>
+		  <row>
+		    <entry>5.2-CURRENT after change of default thread library
+			from libc_r to libpthread.</entry>
+		    <entry>502102</entry>
+		  </row>
 		</tbody>
 	      </tgroup>
 	    </informaltable>