diff --git a/conf/backend/config-imap.php b/conf/backend/config-imap.php
index 9817661..9f4f1be 100644
--- a/conf/backend/config-imap.php
+++ b/conf/backend/config-imap.php
@@ -49,10 +49,10 @@
 define('IMAP_SERVER', 'localhost');
 
 // connecting to default port (143)
-define('IMAP_PORT', 143);
+define('IMAP_PORT', 993);
 
 // best cross-platform compatibility (see http://php.net/imap_open for options)
-define('IMAP_OPTIONS', '/notls/norsh');
+define('IMAP_OPTIONS', '/ssl/novalidate-cert');
 
 // overwrite the "from" header with some value
 // options: