diff --git a/discovery/types/discoveryhost.go b/discovery/types/discoveryhost.go
index dad3336..00c37f2 100644
--- a/discovery/types/discoveryhost.go
+++ b/discovery/types/discoveryhost.go
@@ -27,6 +27,7 @@ type DiscoveryHost struct {
 	CreateDate timestamp.Timestamp `json:"createDate,omitempty"`
 	UpdateDate timestamp.Timestamp `json:"updateDate,omitempty"`
 
+	Os 		string		`json:"os,omitempty"`
 	IsTarget	bool		`json:"isTarget,omitempty"`
 }