diff --git a/api/v1alpha1/obtenantbackuppolicy_webhook.go b/api/v1alpha1/obtenantbackuppolicy_webhook.go
index 7a4529634..550838bc9 100644
--- a/api/v1alpha1/obtenantbackuppolicy_webhook.go
+++ b/api/v1alpha1/obtenantbackuppolicy_webhook.go
@@ -337,11 +337,11 @@ func (r *OBTenantBackupPolicy) validateDestination(cluster *OBCluster, dest *api
 	switch dest.Type {
 	case constants.BackupDestTypeCOS:
 		if _, ok := secret.Data["appId"]; !ok {
-			return field.Invalid(fieldPath, dest.OSSAccessSecret, "accessId field not found in given OSSAccessSecret")
+			return field.Invalid(fieldPath, dest.OSSAccessSecret, "appId field not found in given OSSAccessSecret")
 		}
 	case constants.BackupDestTypeS3:
 		if _, ok := secret.Data["s3Region"]; !ok {
-			return field.Invalid(fieldPath, dest.OSSAccessSecret, "accessId field not found in given OSSAccessSecret")
+			return field.Invalid(fieldPath, dest.OSSAccessSecret, "s3Region field not found in given OSSAccessSecret")
 		}
 	}
 	return nil