diff --git a/modules/imap/hm-imap.php b/modules/imap/hm-imap.php
index 9b4ffda3c0..cb7329ab3e 100644
--- a/modules/imap/hm-imap.php
+++ b/modules/imap/hm-imap.php
@@ -142,6 +142,8 @@ class Hm_IMAP extends Hm_IMAP_Cache {
         public $con_error_msg = '';
         public $con_error_num = 0;
 
+        public $banner = '';
+
         /* holds information about the currently selected mailbox */
         public $selected_mailbox = false;