diff --git a/includes/osdiscovery/discover-screenos.php b/includes/osdiscovery/discover-screenos.php
index 643d91397..25cd9c89a 100755
--- a/includes/osdiscovery/discover-screenos.php
+++ b/includes/osdiscovery/discover-screenos.php
@@ -2,7 +2,7 @@
 
 if(!$os) {
 
-  if(strstr($sysObjectId, "netscreen")) { $os = "screenos"; } elseif (strstr($sysObjectId, "enterprises.3224.1")) { $os = "screenos";  }
+  if(strstr($sysObjectId, "netscreen")) { $os = "screenos"; } elseif (strstr($sysObjectId, ".1.3.6.1.4.1.674.3224.1")) { $os = "screenos";  }
 
 
 }