diff --git a/Slides/mail_helper.py b/Slides/mail_helper.py
index 5446a59..2d5955d 100755
--- a/Slides/mail_helper.py
+++ b/Slides/mail_helper.py
@@ -1,48 +1,47 @@
 #!/usr/bin/env python3
 
 import smtplib
-import ssl
 from email.mime.text import MIMEText
 import markdown as mark
 import getpass
 
 
 def mail(username=None, sender_email=None,
          subject=None, message=None,
          copy_emails=None, target_emails=None, html=False,
          markdown=False, password=None,
          really_send=True):
 
     if markdown:
         msg = MIMEText(mark.markdown(message), 'html')
     elif html:
         msg = MIMEText(message, 'html')
     else:
         msg = MIMEText(message)
     msg['Subject'] = subject
     msg['From'] = sender_email
     msg['Cc'] = ",".join(copy_emails)
     msg['To'] = ",".join(target_emails)
     print(msg)
 
     # prepare to send
     # Create a secure SSL context
     print('connecting')
     s = smtplib.SMTP('mail.epfl.ch', 587)
     s.starttls()
     if username is None:
         username = input('login:')
     elif password is None:
         print('login:', username)
         password = getpass.getpass()
     s.login(username, password)
 
     # print(sender, sender_email)
     if really_send:
         s.sendmail(sender_email,
                    sender_email, msg.as_string())
 
     # close connection to smtp
     s.quit()
 
     return msg