diff --git a/omaha/omaha.go b/omaha/omaha.go
index 279a311..a60caf5 100644
--- a/omaha/omaha.go
+++ b/omaha/omaha.go
@@ -157,6 +157,7 @@ type Event struct {
 	Type            string   `xml:"eventtype,attr,omitempty"`
 	Result          string   `xml:"eventresult,attr,omitempty"`
 	PreviousVersion string   `xml:"previousversion,attr,omitempty"`
+	ErrorCode       string   `xml:"errorcode,attr,omitempty"`
 }
 
 type Urls struct {