diff --git a/.well-known/autoconfig/mail/config-v1.1.xml b/.well-known/autoconfig/mail/config-v1.1.xml
index e6d87468b092f5af22f6a2d64103ebdfbacf0169..3c8b5966f2cf774eafec8b900503d56c2e2907cb 100644
--- a/.well-known/autoconfig/mail/config-v1.1.xml
+++ b/.well-known/autoconfig/mail/config-v1.1.xml
@@ -12,7 +12,7 @@
       <username>%EMAILLOCALPART%</username>
     </incomingServer>
     <outgoingServer type="smtp">
-      <hostname>mail.cccv.de</hostname>
+      <hostname>smtp.cccv.de</hostname>
       <port>587</port>
       <socketType>STARTTLS</socketType>
       <authentication>password-cleartext</authentication>