Fix incorrect edit.

diff --git a/src/imail/imail-imap.scm b/src/imail/imail-imap.scm
index 733cc779179a6bc878091f7ba32dab00b163aeea..5aafa5385181b1723b7b168ad2173f9dee731631 100644 (file)
--- a/src/imail/imail-imap.scm
+++ b/src/imail/imail-imap.scm
@@ -139,7 +139,7 @@ USA.
   (cond ((string-ci=? "inbox" mailbox) "inbox")
        ((and (string-prefix-ci? "inbox/" mailbox)
              (not (string-prefix? "inbox/" mailbox)))
-        (string-downcase (string-slice mailbox 0 5)))
+        (string-downcase (substring mailbox 0 5)))
        (else mailbox)))
 
 (define (compatible-imap-urls? url1 url2)