diff --git a/phpBB/styles/prosilver/template/ucp_pm_history.html b/phpBB/styles/prosilver/template/ucp_pm_history.html
index 3a417886d3..b53eb0c7ec 100644
--- a/phpBB/styles/prosilver/template/ucp_pm_history.html
+++ b/phpBB/styles/prosilver/template/ucp_pm_history.html
@@ -36,7 +36,7 @@
 			<p class="author">
 				<span><i class="icon fa-file fa-fw icon-lightgray icon-md" aria-hidden="true"></i><span class="sr-only">{history_row.MINI_POST}</span></span> {L_SENT_AT}{L_COLON} <strong>{history_row.SENT_DATE}</strong>
 				<br />
-				{L_MESSAGE_BY_AUTHOR} <!-- EVENT ucp_pm_history_row_author_username_prepend -->{history_row.MESSAGE_AUTHOR_FULL}<!-- EVENT ucp_pm_history_row_author_username_append -->
+				{L_MESSAGE_BY_AUTHOR} <!-- EVENT ucp_pm_history_row_message_author_username_prepend -->{history_row.MESSAGE_AUTHOR_FULL}<!-- EVENT ucp_pm_history_row_message_author_username_append -->
 			</p>
 			<div class="content"><!-- IF history_row.MESSAGE -->{history_row.MESSAGE}<!-- ELSE --><span class="error">{L_MESSAGE_REMOVED_FROM_OUTBOX}</span><!-- ENDIF --></div>
 			<div id="message_{history_row.MSG_ID}" style="display: none;">{history_row.DECODED_MESSAGE}</div>