diff --git a/audit/api/api_legacy.go b/audit/api/api_legacy.go
index 8fceef4..502399f 100644
--- a/audit/api/api_legacy.go
+++ b/audit/api/api_legacy.go
@@ -244,6 +244,14 @@ func (a *LegacyAuditApi) convertAndSerializeIntoLegacyFormat(
 		return nil, ErrUnsupportedResourceReferenceType
 	}
 
+	var visibility string
+	switch routableEvent.Visibility {
+	case auditV1.Visibility_VISIBILITY_PUBLIC:
+		visibility = "PUBLIC"
+	case auditV1.Visibility_VISIBILITY_PRIVATE:
+		visibility = "PRIVATE"
+	}
+
 	// Details
 	var details = event.ProtoPayload.Request.AsMap()
 
@@ -253,7 +261,7 @@ func (a *LegacyAuditApi) convertAndSerializeIntoLegacyFormat(
 	// Instantiate the legacy event - missing values are filled with defaults
 	legacyAuditEvent := LegacyAuditEvent{
 		Severity:        "INFO",
-		Visibility:      routableEvent.Visibility.String(),
+		Visibility:      visibility,
 		EventType:       eventType,
 		EventTimeStamp:  event.ProtoPayload.RequestMetadata.RequestAttributes.Time.AsTime(),
 		EventName:       event.LogName,