diff --git a/addons/website_mail_group/views/website_mail_group.xml b/addons/website_mail_group/views/website_mail_group.xml
index b8172e4015d..3f3202d554d 100644
--- a/addons/website_mail_group/views/website_mail_group.xml
+++ b/addons/website_mail_group/views/website_mail_group.xml
@@ -190,7 +190,7 @@
                                     }'/>
                                 </t>
                                 <t t-if="not message.author_id"><t t-esc="message.email_from"/></t>
-                                - <i class="fa fa-calendar"/> <t t-esc="message.date"/>
+                                - <i class="fa fa-calendar"/> <span t-field="message.date"/>
                             </small>
                             <div t-raw="message.body"/>
 
@@ -262,7 +262,7 @@
                             }'/>
                         </t>
                         <t t-if="not thread.author_id"><t t-esc="thread.email_from"/></t>
-                        - <i class="fa fa-calendar"/> <t t-esc="thread.date"/>
+                        - <i class="fa fa-calendar"/> <span t-field="thread.date"/>
                         - <i class="fa fa-paperclip"/> <t t-esc="len(thread.attachment_ids)"/>
                     </small>
                     <p t-if="thread.child_ids" class="mt8">