diff --git a/includes/discovery/os/netmanplus.inc.php b/includes/discovery/os/netmanplus.inc.php
index 42e081971..969c8bdb2 100644
--- a/includes/discovery/os/netmanplus.inc.php
+++ b/includes/discovery/os/netmanplus.inc.php
@@ -3,6 +3,7 @@
 if (!$os)
 {
   if (preg_match("/^NetMan.*plus/", $sysDescr)) { $os = "netmanplus"; }
+  if (strstr($sysObjectId, ".1.3.6.1.4.1.5491.6")) { $os = "netmanplus"; }
 }
 
-?>
\ No newline at end of file
+?>