1 files changed, 2 insertions, 0 deletions

diff --git a/lisp/gnus/rfc2047.el b/lisp/gnus/rfc2047.el
index 40e7c96246b..946c7a464a0 100644
--- a/lisp/gnus/rfc2047.el
+++ b/lisp/gnus/rfc2047.el
@@ -107,6 +107,8 @@ The values can be:
     (iso-2022-jp . B)
     (iso-2022-kr . B)
     (gb2312 . B)
+    (gbk . B)
+    (gb18030 . B)
     (big5 . B)
     (cn-big5 . B)
     (cn-gb . B)