diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml
index 95e13c267cd..f39513a935f 100644
--- a/doc/src/sgml/release.sgml
+++ b/doc/src/sgml/release.sgml
@@ -29,7 +29,7 @@ non-ASCII characters            find using grep -P '[\x80-\xFF]'
         does not support it
           http://www.pemberley.com/janeinfo/latin1.html#latexta
 
-        do not use numeric character escapes (&#nnn;), they are not portable
+        do not use numeric UTF character escapes (&#nnn;), we only use Latin1
 
         Example: Alvaro Herrera is Álvaro Herrera