1 files changed, 1 insertions, 0 deletions

diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index e883ad2e6a9..972f7d00477 100644
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -2908,6 +2908,7 @@ typically for purposes of moderating a list."
 (defvar mail-unsent-separator
   (concat "^ *---+ +Unsent message follows +---+ *$\\|"
           "^ *---+ +Returned message +---+ *$\\|"
+          "^ *---+ *Returned mail follows *---+ *$\\|"
           "^Start of returned message$\\|"
           "^ *---+ +Original message +---+ *$\\|"
           "^ *--+ +begin message +--+ *$\\|"