diff --git a/workflow/util/util.go b/workflow/util/util.go
index 996372e463c6..6fad1eec9b6e 100644
--- a/workflow/util/util.go
+++ b/workflow/util/util.go
@@ -720,6 +720,7 @@ func retryWorkflow(ctx context.Context, kubeClient kubernetes.Interface, hydrato
 	newWF.Status.Phase = wfv1.WorkflowRunning
 	newWF.Status.Nodes = make(wfv1.Nodes)
 	newWF.Status.Message = ""
+	newWF.Status.StartedAt = metav1.Time{Time: time.Now().UTC()}
 	newWF.Status.FinishedAt = metav1.Time{}
 	newWF.Spec.Shutdown = ""
 	if newWF.Spec.ActiveDeadlineSeconds != nil && *newWF.Spec.ActiveDeadlineSeconds == 0 {