1 files changed, 3 insertions, 3 deletions
diff --git a/web-ui/app/js/mixins/with_mail_edit_base.js b/web-ui/app/js/mixins/with_mail_edit_base.js
index c9c60c2d..17753cf3 100644
--- a/web-ui/app/js/mixins/with_mail_edit_base.js
+++ b/web-ui/app/js/mixins/with_mail_edit_base.js
@@ -133,11 +133,11 @@ define(
       this.sendMail = function () {
         this.cancelPostponedSaveDraft();
         var mail = this.buildMail('sent');
-        mail.header.to = this.trim_recipient(mail.header.to);
-        mail.header.cc = this.trim_recipient(mail.header.cc);
-        mail.header.bcc = this.trim_recipient(mail.header.bcc);
         
         if (allRecipientsAreEmails(mail)) {
+          mail.header.to = this.trim_recipient(mail.header.to);
+          mail.header.cc = this.trim_recipient(mail.header.cc);
+          mail.header.bcc = this.trim_recipient(mail.header.bcc);
           this.trigger(events.mail.send, mail);
         } else {
           this.trigger(