diff --git a/mail.org b/mail.org
index 1d0190d..fe5578b 100644
--- a/mail.org
+++ b/mail.org
@@ -1078,7 +1078,7 @@ https://unix.stackexchange.com/questions/20456/pretty-print-mails-from-mutt
 **** Configuration
 #+begin_src conf :tangle ~/.config/neomutt/accounts/gmail :comments none
   set from     = "dehaeze.thomas@gmail.com"
-  set sendmail = "msmtp -a gmail"
+  set sendmail = "~/.config/neomutt/bin/send_mail.sh gmail"
 
   # Other special folders.
   set mbox      = "+gmail/Archive"
@@ -1108,7 +1108,7 @@ This empty code block is used to add a new line after signature
 **** Configuration
 #+begin_src conf :tangle ~/.config/neomutt/accounts/esrf :comments none
   set from     = "thomas.dehaeze@esrf.fr"
-  set sendmail = "msmtp -a esrf"
+  set sendmail = "~/.config/neomutt/bin/send_mail.sh esrf"
 
   # Other special folders.
   set mbox      = "+esrf/Archive"
@@ -1138,7 +1138,7 @@ This empty code block is used to add a new line after signature
 **** Configuration
 #+begin_src conf :tangle ~/.config/neomutt/accounts/ulg :comments none
   set from     = "thomas.dehaeze@doct.uliege.be"
-  set sendmail = "msmtp -a ulg"
+  set sendmail = "~/.config/neomutt/bin/send_mail.sh ulg"
 
   # Other special folders.
   set mbox      = "+ulg/Archive"
@@ -1168,7 +1168,7 @@ This empty code block is used to add a new line after signature
 **** Configuration
 #+begin_src conf :tangle ~/.config/neomutt/accounts/uliege :comments none
   set from     = "tdehaeze@uliege.be"
-  set sendmail = "msmtp -a uliege"
+  set sendmail = "~/.config/neomutt/bin/send_mail.sh uliege"
 
   # Other special folders.
   set mbox      = "+uliege/Archive"
@@ -1396,7 +1396,23 @@ Of ranger can be used with the =A= keybinding.
 #+end_src
 
 ** Scripts and other config files
-*** Sync Mail script
+*** Send Mail Script
+:PROPERTIES:
+:header-args:  :tangle ~/.config/neomutt/bin/send_mail.sh
+:header-args+: :comments both :mkdirp yes
+:header-args+: :shebang "#!/usr/bin/env bash"
+:END:
+
+#+begin_src bash
+  msmtp -a $1 ${@:2} && \
+      if [ $TMUX ]; then
+          tmux split -v -l 1 mbsync $1-Sent && tmux select-pane -U
+      else
+          mbsync $1-Sent
+      fi
+#+end_src
+
+*** Sync Mail Script
 :PROPERTIES:
 :header-args:  :tangle ~/.config/neomutt/bin/get_new_mail.sh
 :header-args+: :comments both :mkdirp yes