diff --git a/CHANGELOG b/CHANGELOG
index 1bbaec7..ac69085 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -3,6 +3,7 @@ Revision history for Lufi
 ?.??.? ????-??-??
 	- 🔧 Set default morbo port to 3000 (as it should have stay)
 	- 🐛 Fix `Notification not defined` in Duckduckgo browser (Fix #224 again)
+	- ✨ Add `disable_mail_sending` config parameter
 
 0.05.13 2021-01-28
 	- 🐛 Fix latest git tag improperly fetched
diff --git a/lib/Lufi.pm b/lib/Lufi.pm
index 10f8206..a480979 100644
--- a/lib/Lufi.pm
+++ b/lib/Lufi.pm
@@ -232,7 +232,7 @@ sub startup {
 
     # Submit mail
     $r->post('/m')
-      ->to('Mail#send_mail');
+      ->to('Mail#send_mail') unless $self->config('disable_mail_sending');
 
     # Upload files websocket
     $r->websocket('/upload')
diff --git a/lib/Lufi/DefaultConfig.pm b/lib/Lufi/DefaultConfig.pm
index 7385778..e1ea0ac 100644
--- a/lib/Lufi/DefaultConfig.pm
+++ b/lib/Lufi/DefaultConfig.pm
@@ -17,6 +17,7 @@ our $default_config = {
         how => 'sendmail'
     },
     mail_sender              => 'no-reply@lufi.io',
+    disable_mail_sending     => 0,
     theme                    => 'default',
     upload_dir               => 'files',
     session_duration         => 3600,
diff --git a/lufi.conf.template b/lufi.conf.template
index ed2f388..b7401b4 100644
--- a/lufi.conf.template
+++ b/lufi.conf.template
@@ -166,6 +166,10 @@
     # optional, default to no-reply@lufi.io
     #mail_sender => 'no-reply@lufi.io',
 
+    # Disable sending mail through the server
+    # optional, default is false
+    #disable_mail_sending => 0,
+
     #############
     # DB settings
     #############
diff --git a/themes/default/templates/mail.html.ep b/themes/default/templates/mail.html.ep
index 4d47684..b8ef5d5 100644
--- a/themes/default/templates/mail.html.ep
+++ b/themes/default/templates/mail.html.ep
@@ -43,7 +43,9 @@
 % }
             </textarea>
         </div>
-        <button type="submit" class="btn btn-info"><%= l('Send with this server') %></button>
+        % if (!$self->config('disable_mail_sending')) {
+            <button type="submit" class="btn btn-info"><%= l('Send with this server') %></button>
+        % }
         <a href="#" class="btn btn-primary" id="mailto"><%= l('Send with your own mail software') %></a>
     </form>
 <div>