diff --git a/phpBB/docs/CHANGELOG.html b/phpBB/docs/CHANGELOG.html
index babcd171c6..1fe45c97a1 100644
--- a/phpBB/docs/CHANGELOG.html
+++ b/phpBB/docs/CHANGELOG.html
@@ -90,6 +90,7 @@
 
 	<ul>
 		<li>[Fix] Allow ban reason and length to be selected and copied in ACP and subsilver2 MCP. (Bug #51095)</li>
+		<li>[Fix] Force full date for board online record date.</li>
 	</ul>
 
 	<a name="v305"></a><h3>1.ii. Changes since 3.0.5</h3>
diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index e787932441..812b672c5c 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -3959,7 +3959,7 @@ function page_header($page_title = '', $display_online_list = true, $item_id = 0
 	$s_last_visit = ($user->data['user_id'] != ANONYMOUS) ? $user->format_date($user->data['session_last_visit']) : '';
 
 	// Get users online list ... if required
-	$l_online_users = $online_userlist = $l_online_record = '';
+	$l_online_users = $online_userlist = $l_online_record = $l_online_time = '';
 
 	if ($config['load_online'] && $config['load_online_time'] && $display_online_list)
 	{
@@ -3982,15 +3982,11 @@ function page_header($page_title = '', $display_online_list = true, $item_id = 0
 			set_config('record_online_date', time(), true);
 		}
 
-		$l_online_record = sprintf($user->lang['RECORD_ONLINE_USERS'], $config['record_online_users'], $user->format_date($config['record_online_date']));
+		$l_online_record = sprintf($user->lang['RECORD_ONLINE_USERS'], $config['record_online_users'], $user->format_date($config['record_online_date'], false, true));
 
 		$l_online_time = ($config['load_online_time'] == 1) ? 'VIEW_ONLINE_TIME' : 'VIEW_ONLINE_TIMES';
 		$l_online_time = sprintf($user->lang[$l_online_time], $config['load_online_time']);
 	}
-	else
-	{
-		$l_online_time = '';
-	}
 
 	$l_privmsgs_text = $l_privmsgs_text_unread = '';
 	$s_privmsg_new = false;