update revision date
diff --git a/man/flac.sgml b/man/flac.sgml
index d3ae97a..d921858 100644
--- a/man/flac.sgml
+++ b/man/flac.sgml
@@ -4,7 +4,7 @@
   <!ENTITY dhfirstname "<firstname>Matt</firstname>">
   <!ENTITY dhsurname   "<surname>Zimmerman</surname>">
   <!-- Please adjust the date whenever revising the manpage. -->
-  <!ENTITY dhdate      "<date>February 7, 2001</date>">
+  <!ENTITY dhdate      "<date>February 23, 2001</date>">
   <!-- SECTION should be 1-8, maybe w/ subsection other parameters are
        allowed: see man(7), man(1). -->
   <!ENTITY dhsection   "<manvolnum>1</manvolnum>">