diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 592989665a..f2ce6ce786 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -7661,6 +7661,11 @@ Reference: <http://www.freebsd.org/ports/portaudit/74a9541d-5d6c-11d8-80e3-00
 			for using the GCC-compatibility of the Intel C/C++ compiler.</entry>
 		    <entry>503103</entry>
  		  </row>
+		  <row>
+		    <entry>5.4-PRERELEASE after the MFC of the change of
+		       ifi_epoch from wall clock time to uptime.</entry>
+		    <entry>503104</entry>
+ 		  </row>
 		  <row>
 		    <entry>6.0-CURRENT</entry>
 		    <entry>600000</entry>
@@ -7745,6 +7750,11 @@ Reference: &lt;http://www.freebsd.org/ports/portaudit/74a9541d-5d6c-11d8-80e3-00
 		    <entry>6.0-CURRENT after EOVERFLOW checks in vswprintf(3) fixed.</entry>
 		    <entry>600014</entry>
 		  </row>
+		  <row>
+		    <entry>6.0-CURRENT after changing the struct if_data
+		       member, ifi_epoch, from wall clock time to uptime.</entry>
+		    <entry>600015</entry>
+		  </row>
 		  <row>
 		    <entry>6.0-CURRENT after LC_CTYPE disk format changed.</entry>
 		    <entry>600016</entry>