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-rw-r--r--lisp/gnus/message.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index dae4b0dced6..c8b6f0ee685 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -1288,7 +1288,7 @@ called and its result is inserted."
;; According to RFC 822 and its successors, the field name must
;; consist of printable US-ASCII characters other than colon,
;; i.e., decimal 33-56 and 59-126.
- '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\^_`a-z{|}~]+:"))
+ '(looking-at "[ \t]\\|[][!\"#$%&'()*+,./0-9;<=>?@A-Z\\^_`a-z{|}~-]+:"))
"Set this non-nil if the system's mailer runs the header and body together.
\(This problem exists on Sunos 4 when sendmail is run in remote mode.)
The value should be an expression to test whether the problem will