diff --git a/cryptomator/index.md b/cryptomator/index.md
index 33bee995..c99bb584 100644
--- a/cryptomator/index.md
+++ b/cryptomator/index.md
@@ -201,6 +201,7 @@ In your local disk connection, you can access all directories which are saved on
 - As [Name shortening](https://docs.cryptomator.org/en/latest/security/architecture/#name-shortening) is not supported the maximum length for a filename (including extension) is 146 characters. Note that using non-ASCII characters in your filenames may lower this limit.   
 - Changing the vault passphrase is currently not supported.
 - To delete a vault it cannot be unlocked. Choose *Cancel* in the vault password prompt to skip unlocking the vault after selecting the vault folder for delete.
+- Creating or accessing a vault in a vault is currently not supported using Cyberduck.
 
 ## Preferences