diff --git a/phpBB/viewtopic.php b/phpBB/viewtopic.php
index 1f59019245..84040af2bb 100644
--- a/phpBB/viewtopic.php
+++ b/phpBB/viewtopic.php
@@ -1109,6 +1109,7 @@ while ($row = $db->sql_fetchrow($result))
 		if ($poster_id == ANONYMOUS)
 		{
 			$user_cache_data = array(
+				'user_type'		=> USER_IGNORE,
 				'joined'		=> '',
 				'posts'			=> '',