diff --git a/doc/src/sgml/manage-ag.sgml b/doc/src/sgml/manage-ag.sgml
index 192c500994..b852783a6c 100644
--- a/doc/src/sgml/manage-ag.sgml
+++ b/doc/src/sgml/manage-ag.sgml
@@ -210,7 +210,8 @@ createdb -O <replaceable>rolename</replaceable> <replaceable>dbname</replaceable
    objects in databases.  For example, if you install the procedural
    language <application>PL/Perl</application> in <literal>template1</literal>, it will
    automatically be available in user databases without any extra
-   action being taken when those databases are created.
+   action being taken when those databases are created.  It does not copy
+   database-level <command>GRANT</command> permissions.
   </para>
 
   <para>