diff --git a/phpBB/includes/acp/acp_board.php b/phpBB/includes/acp/acp_board.php
index 322e1c55d8..4ad0b38708 100644
--- a/phpBB/includes/acp/acp_board.php
+++ b/phpBB/includes/acp/acp_board.php
@@ -118,6 +118,7 @@ class acp_board
 						'avatar_max_height'		=> array('lang' => 'MAX_AVATAR_SIZE', 'validate' => 'int:0', 'type' => false, 'method' => false, 'explain' => false),
 
 						'allow_avatar'			=> array('lang' => 'ALLOW_AVATARS',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+						'allow_avatar_gravatar'	=> array('lang' => 'ALLOW_GRAVATAR',		'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
 						'allow_avatar_local'	=> array('lang' => 'ALLOW_LOCAL',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
 						'allow_avatar_remote'	=> array('lang' => 'ALLOW_REMOTE',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
 						'allow_avatar_upload'	=> array('lang' => 'ALLOW_UPLOAD',			'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => false),
diff --git a/phpBB/language/en/acp/board.php b/phpBB/language/en/acp/board.php
index a4380486cc..50121160c4 100644
--- a/phpBB/language/en/acp/board.php
+++ b/phpBB/language/en/acp/board.php
@@ -99,6 +99,7 @@ $lang = array_merge($lang, array(
 
 	'ALLOW_AVATARS'					=> 'Enable avatars',
 	'ALLOW_AVATARS_EXPLAIN'			=> 'Allow general usage of avatars;<br />If you disable avatars in general or avatars of a certain mode, the disabled avatars will no longer be shown on the board, but users will still be able to download their own avatars in the User Control Panel.',
+	'ALLOW_GRAVATAR'				=> 'Enable gravatar avatars',
 	'ALLOW_LOCAL'					=> 'Enable gallery avatars',
 	'ALLOW_REMOTE'					=> 'Enable remote avatars',
 	'ALLOW_REMOTE_EXPLAIN'			=> 'Avatars linked to from another website.',