diff --git a/README.md b/README.md
index 24a30e6..5c55c4d 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # luci-app-disks-info
 Information about connected disk devices (partitions, filesystems, SMART) for LuCI (OpenWrt webUI)
+
+OpenWrt >= 19.07