diff --git a/doc/src/sgml/plsql.sgml b/doc/src/sgml/plsql.sgml
index 4ed6ca142871a5b56b69d3d902907d33a0b0d597..dfc0c8dda98a52d0db9eb820bd99e874d8f96769 100644
--- a/doc/src/sgml/plsql.sgml
+++ b/doc/src/sgml/plsql.sgml
@@ -1,5 +1,5 @@
 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/Attic/plsql.sgml,v 2.27 2001/05/08 00:30:41 momjian Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/Attic/plsql.sgml,v 2.28 2001/05/08 02:26:09 momjian Exp $
 -->
 
 <chapter id="plpgsql"> 
@@ -1310,8 +1310,8 @@ RAISE <replaceable class="parameter">level</replaceable> '<replaceable class="pa
 </synopsis>
 
     Inside the format, <literal>%</literal> is replaced by the next argument's
-    external representation. Double %'s are left unchanged for internal
-    reasons.  Possible levels are DEBUG (silently suppressed in production
+    external representation. Double <literal>%</literal>'s are output as <literal>%</literal>.
+    Possible levels are DEBUG (silently suppressed in production
     running databases), NOTICE (written into the database log and forwarded to
     the client application) and EXCEPTION (written into the database log and
     aborting the transaction).