diff --git a/README.md b/README.md
index 518841d..2b7a009 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,9 @@ properly. The changelog lists the corresponding change as follows:
 
 > *) fetch - added "as-value" output format;
 
+Specific scripts may require even newer RouterOS version, for example cloud
+backup was added in 6.44.
+
 Initial setup
 -------------