diff --git a/phpBB/docs/events.md b/phpBB/docs/events.md
index cc37ede34e..35c3e59c6f 100644
--- a/phpBB/docs/events.md
+++ b/phpBB/docs/events.md
@@ -2806,6 +2806,13 @@ ucp_pm_viewmessage_custom_fields_before
 * Purpose: Add data before the custom fields on the user profile when viewing
 a private message
 
+ucp_pm_viewmessage_message_content_before
+===
+* Locations:
+    + styles/prosilver/template/ucp_pm_viewmessage.html
+* Since: 3.3.16-RC1
+* Purpose: Add content before the private message text
+
 ucp_pm_viewmessage_options_before
 ===
 * Locations:
diff --git a/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html b/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
index bf121f64be..2286eb0c17 100644
--- a/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
+++ b/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
@@ -130,6 +130,7 @@
 			<!-- IF S_BCC_RECIPIENT --><br /><strong>{L_BCC}{L_COLON}</strong> <!-- BEGIN bcc_recipient --><!-- IF bcc_recipient.NAME_FULL -->{bcc_recipient.NAME_FULL}<!-- ELSE --><a href="{bcc_recipient.U_VIEW}"<!-- IF bcc_recipient.COLOUR --> style="color:{bcc_recipient.COLOUR};"<!-- ENDIF -->><strong>{bcc_recipient.NAME}</strong></a><!-- ENDIF -->&nbsp;<!-- END bcc_recipient --><!-- ENDIF -->
 		</p>
 
+		{% EVENT ucp_pm_viewmessage_message_content_before %}
 
 		<div class="content">{MESSAGE}</div>