diff --git a/phpBB/styles/prosilver/template/ucp_pm_history.html b/phpBB/styles/prosilver/template/ucp_pm_history.html
index 88efcf95be..bcd6a75397 100644
--- a/phpBB/styles/prosilver/template/ucp_pm_history.html
+++ b/phpBB/styles/prosilver/template/ucp_pm_history.html
@@ -5,6 +5,11 @@
 </h3>
 
 <div id="topicreview">
+	<script type="text/javascript">
+	// <![CDATA[
+		bbcodeEnabled = {S_BBCODE_ALLOWED};
+	// ]]>
+	</script>
 	<!-- BEGIN history_row -->
 	<div class="post <!-- IF history_row.S_ROW_COUNT is even -->bg1<!-- ELSE -->bg2<!-- ENDIF -->">
 		<div class="inner"><span class="corners-top"><span></span></span>