--- ./src/imap/imap-settings.h	2011-03-04 19:53:01.000000000 +0100
+++ ./src/imap/imap-settings.h.new	2011-03-07 22:10:01.000000000 +0100
@@ -6,7 +6,8 @@
 /* <settings checks> */
 enum imap_client_workarounds {
 	WORKAROUND_DELAY_NEWMAIL		= 0x01,
-	WORKAROUND_TB_EXTRA_MAILBOX_SEP		= 0x08
+	WORKAROUND_TB_EXTRA_MAILBOX_SEP		= 0x08,
+	WORKAROUND_TB_LSUB_FLAGS		= 0x10
 };
 /* </settings checks> */