diff --git a/dovecot/config/dovecot/dovecot.conf b/dovecot/config/dovecot/dovecot.conf
index 7c6cb8e..2546001 100644
--- a/dovecot/config/dovecot/dovecot.conf
+++ b/dovecot/config/dovecot/dovecot.conf
@@ -1,7 +1,7 @@
 # /etc/dovecot/dovecot.conf (im Container)
 
 # Konfigurationsversion (muss die erste Einstellung sein)
-dovecot_config_version = 2.4
+dovecot_config_version = 2.4.0
 
 # Grundlegende Einstellungen
 protocols = imap