1 files changed, 1 insertions, 1 deletions

diff --git a/src/coding.c b/src/coding.c
index 02eeb5bed3e..8ca1d19c4c3 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -3799,7 +3799,7 @@ encode_coding_iso_2022 (coding)
               /* Not yet implemented.  */
               break;
             case CODING_ANNOTATE_CHARSET_MASK:
-              preferred_charset_id = charbuf[3];
+              preferred_charset_id = charbuf[2];
               if (preferred_charset_id >= 0
                   && NILP (Fmemq (make_number (preferred_charset_id),
                                   charset_list)))