diff --git a/docs/content/yandex.md b/docs/content/yandex.md
index 5be704990..eef54aa05 100644
--- a/docs/content/yandex.md
+++ b/docs/content/yandex.md
@@ -124,6 +124,12 @@ to twice the max size of file in GiB should be enough, so if you want
 to upload a 30 GiB file set a timeout of `2 * 30 = 60m`, that is
 `--timeout 60m`.
 
+Having a Yandex Mail account is mandatory to use the Yandex.Disk subscription.
+Token generation will work without a mail account, but Rclone won't be able to complete any actions.
+```
+[403 - DiskUnsupportedUserAccountTypeError] User account type is not supported.
+```
+
 {{< rem autogenerated options start" - DO NOT EDIT - instead edit fs.RegInfo in backend/yandex/yandex.go then run make backenddocs" >}}
 ### Standard Options