diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 3d04bec437..1d2d133aa0 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -2957,6 +2957,11 @@ PLIST_SUB=      OCTAVE_VERSION=${OCTAVE_VERSION}</programlisting>
 		    <entry>440000</entry>
 		  </row>
 
+		  <row>
+		    <entry>4.4-STABLE after d_threat_t introduction.</entry>
+		    <entry>440001</entry>
+		  </row>
+
 
 		  <row>
 		    <entry>5.0-CURRENT</entry>