diff --git a/phpBB/styles/prosilver/template/ucp_pm_viewmessage_print.html b/phpBB/styles/prosilver/template/ucp_pm_viewmessage_print.html
index ea9bbc9741..4a8d3da08a 100644
--- a/phpBB/styles/prosilver/template/ucp_pm_viewmessage_print.html
+++ b/phpBB/styles/prosilver/template/ucp_pm_viewmessage_print.html
@@ -9,7 +9,7 @@
 <title>{SITENAME} &bull; {PAGE_TITLE}</title>
 
 <link href="{T_THEME_PATH}/print.css" rel="stylesheet" type="text/css" />
-<!-- EVENT ucp_pm_viewmessage_head -->
+<!-- EVENT ucp_pm_viewmessage_print_head_append -->
 </head>
 <body id="phpbb">
 <div id="wrap">
