diff --git a/winsup/doc/ChangeLog b/winsup/doc/ChangeLog
index 058c97d00..2d7fec4d0 100644
--- a/winsup/doc/ChangeLog
+++ b/winsup/doc/ChangeLog
@@ -1,3 +1,7 @@
+2010-03-27  Corinna Vinschen  <corinna@vinschen.de>
+
+	* setup2.sgml (setup-locale-charsetlist): Add EUC-CN and GB2312.
+
 2010-03-27  Corinna Vinschen  <corinna@vinschen.de>
 
 	* textbinary.sgml: Add missing </para>.
diff --git a/winsup/doc/setup2.sgml b/winsup/doc/setup2.sgml
index d4dd2da49..6d00aa8ef 100644
--- a/winsup/doc/setup2.sgml
+++ b/winsup/doc/setup2.sgml
@@ -579,8 +579,10 @@ of the "CPxxx" style charsets, always use them with the trailing "CP".</para>
     ISO-8859-16             -   (not available)
 
     Big5                    950 (ANSI/OEM Traditional Chinese)
+    EUCCN or euc-CN         936 (ANSI/OEM Simplified Chinese)
     EUCJP or euc-JP       20932 (EUC Japanese)
     EUCKR or euc-KR         949 (EUC Korean)
+    GB2312                  936 (ANSI/OEM Simplified Chinese)
     GBK                     936 (ANSI/OEM Simplified Chinese)
     GEORGIAN-PS             -   (not available)
     KOI8-R                20866 (KOI8-R Russian Cyrillic)