diff --git a/app/javascript/dashboard/components/widgets/conversation/bubble/MailHead.vue b/app/javascript/dashboard/components/widgets/conversation/bubble/MailHead.vue
index 43112a5c8..211ffeaa6 100644
--- a/app/javascript/dashboard/components/widgets/conversation/bubble/MailHead.vue
+++ b/app/javascript/dashboard/components/widgets/conversation/bubble/MailHead.vue
@@ -51,7 +51,7 @@ export default {
   },
   computed: {
     fromMail() {
-      const from = this.emailAttributes.from;
+      const from = this.emailAttributes.from || [];
       return from.join(', ');
     },
     toMails() {