diff --git a/bundles/dovecot/README.md b/bundles/dovecot/README.md
new file mode 100644
index 0000000..b40e7f1
--- /dev/null
+++ b/bundles/dovecot/README.md
@@ -0,0 +1,9 @@
+DOVECOT
+=======
+
+rescan index: https://doc.dovecot.org/configuration_manual/fts/#rescan
+
+```
+    sudo -u vmail doveadm fts rescan -u 'test@mail2.sublimity.de'
+    sudo -u vmail doveadm index -u 'test@mail2.sublimity.de' -q '*'
+```
diff --git a/bundles/dovecot/files/dovecot.conf b/bundles/dovecot/files/dovecot.conf
index 83f7b5a..2942713 100644
--- a/bundles/dovecot/files/dovecot.conf
+++ b/bundles/dovecot/files/dovecot.conf
@@ -52,6 +52,18 @@ service lmtp {
     group = postfix
   }
 }
+service stats {
+    unix_listener stats-reader {
+        user = vmail
+        group = vmail
+        mode = 0660
+    }
+    unix_listener stats-writer {
+        user = vmail
+        group = vmail
+        mode = 0660
+    }
+}
 
 mail_plugins = fts fts_xapian