diff --git a/features/fm/alarm.go b/features/fm/alarm.go
index 4d422c56..c8d537e3 100644
--- a/features/fm/alarm.go
+++ b/features/fm/alarm.go
@@ -384,7 +384,7 @@ func PostAlarmFromNF(w http.ResponseWriter, r *http.Request) {
 			}
 			log.Debugf("neType=%s, neId=%s, eventTime=%s, severity=%s", alarmData.NeType, alarmData.NeId, alarmData.EventTime, severity)
 
-			if has || severity == alarmData.OrigSeverity {
+			if !has || severity == alarmData.OrigSeverity {
 				alarmData.PerceivedSeverity = alarmData.OrigSeverity
 			} else if severity > alarmData.OrigSeverity {
 				alarmData.PerceivedSeverity = alarmData.OrigSeverity