diff --git a/staffeln/common/email.py b/staffeln/common/email.py
index 6aaaf9b..cf6e937 100644
--- a/staffeln/common/email.py
+++ b/staffeln/common/email.py
@@ -1,7 +1,9 @@
 """ Email module with SMTP"""
 
 import smtplib
+from email import utils
 from email.header import Header
+from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 
 from oslo_log import log
@@ -11,15 +13,23 @@
 
 def send(smtp_profile):
     """Email send with SMTP"""
-    dest_header = (
-        smtp_profile["dest_email"]
-        if isinstance(smtp_profile["dest_email"], str)
-        else str(smtp_profile["dest_email"])
+    if isinstance(smtp_profile["dest_email"], str):
+        dest_header = smtp_profile["dest_email"]
+    elif isinstance(smtp_profile["dest_email"], list):
+        dest_header = ", ".join(smtp_profile["dest_email"])
+    else:
+        dest_header = str(smtp_profile["dest_email"])
+    msg = MIMEMultipart("alternative")
+    msg["Subject"] = Header(smtp_profile["subject"], "utf-8")
+    msg["From"] = "{} <{}>".format(
+        Header(smtp_profile["src_name"], "utf-8"), smtp_profile["src_email"]
     )
-    message = MIMEText(smtp_profile["content"], "html", "utf-8")
-    message["From"] = Header(smtp_profile["src_name"], "utf-8")
-    message["To"] = Header(dest_header, "utf-8")
-    message["Subject"] = Header(smtp_profile["subject"], "utf-8")
+    msg["To"] = dest_header
+    msg["Message-id"] = utils.make_msgid()
+    msg["Date"] = utils.formatdate()
+    content = MIMEText(smtp_profile["content"], "html", "utf-8")
+    msg.attach(content)
+
     try:
         smtp_obj = smtplib.SMTP(
             smtp_profile["smtp_server_domain"], smtp_profile["smtp_server_port"]
@@ -33,7 +43,7 @@
         # SMTP Login
         smtp_obj.login(smtp_profile["src_email"], smtp_profile["src_pwd"])
         smtp_obj.sendmail(
-            smtp_profile["src_email"], smtp_profile["dest_email"], message.as_string()
+            smtp_profile["src_email"], smtp_profile["dest_email"], msg.as_string()
         )
         # Email Sent
     except smtplib.SMTPException as error: