2 files changed, 5 insertions, 1 deletions

diff --git a/lisp/gnus/ChangeLog b/lisp/gnus/ChangeLog
index 41f847cbaca..aa410f541bd 100644
--- a/lisp/gnus/ChangeLog
+++ b/lisp/gnus/ChangeLog
@@ -1,3 +1,7 @@
+2007-12-03  Reiner Steib  <Reiner.Steib@gmx.de>
+
+        * message.el (message-ignored-supersedes-headers): Add "X-ID".
+
 2007-11-24  Glenn Morris  <rgm@gnu.org>
 
         * message.el (message-tool-bar-retro): Update for rename
diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index ae620c975d0..7e760427420 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -271,7 +271,7 @@ included.  Organization and User-Agent are optional."
   :link '(custom-manual "(message)Mail Headers")
   :type 'regexp)
 
-(defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:"
+(defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-ID:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:"
   "*Header lines matching this regexp will be deleted before posting.
 It's best to delete old Path and Date headers before posting to avoid
 any confusion."