diff --git a/language-snippets.ent b/language-snippets.ent
index 76f7aef5ce..c2dc1e6110 100644
--- a/language-snippets.ent
+++ b/language-snippets.ent
@@ -330,8 +330,8 @@ the options themselves. Check <ulink url="&url.tidy.conf;">&url.tidy.conf;</ulin
 for an explanation about each option.</para><para>The
 <parameter>encoding</parameter> parameter sets the encoding for input/output
 documents. The possible values for <parameter>encoding</parameter> are:
-ascii, latin1, raw, utf8, iso2022, mac, win1252, utf16le, utf16be,
-utf16, big5 and shiftjis.</para>'>
+ascii, latin0, latin1, raw, utf8, iso2022, mac, win1252, ibm858, utf16,
+utf16le, utf16be, big5 and shiftjis</para>'>
 
 <!-- Snippets for the installation section -->
 <!ENTITY warn.apache2.compat '<warning><para>Do not use Apache 2.0.x
diff --git a/reference/tidy/functions/tidy-set-encoding.xml b/reference/tidy/functions/tidy-set-encoding.xml
index 2dd1c0c40d..6af9e3c495 100644
--- a/reference/tidy/functions/tidy-set-encoding.xml
+++ b/reference/tidy/functions/tidy-set-encoding.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
   <refentry id="function.tidy-set-encoding">
    <refnamediv>
     <refname>tidy_set_encoding</refname>
@@ -16,8 +16,8 @@
     <para>
      Sets the encoding for input/output documents. &return.success;
      Possible values for <parameter>encoding</parameter> are
-     ascii, latin1, raw, utf8, iso2022, mac, win1252, utf16le, utf16be,
-     utf16, big5 and shiftjis.
+     ascii, latin0, latin1, raw, utf8, iso2022, mac, win1252, ibm858, utf16,
+     utf16le, utf16be, big5 and shiftjis
     </para>
      &note.tidy.1only;
    </refsect1>