diff --git a/phpBB/includes/db/migration/data/310/avatars.php b/phpBB/includes/db/migration/data/310/avatars.php
new file mode 100644
index 0000000000..de11a64556
--- /dev/null
+++ b/phpBB/includes/db/migration/data/310/avatars.php
@@ -0,0 +1,64 @@
+<?php
+/**
+*
+* @package migration
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
+*
+*/
+
+class phpbb_db_migration_data_310_avatars extends phpbb_db_migration
+{
+	public function effectively_installed()
+	{
+		$sql = 'SELECT module_auth
+				FROM ' . MODULES_TABLE . "
+				WHERE module_class = 'ucp'
+					AND module_basename = 'ucp_profile'
+					AND module_mode = 'avatar'";
+		$result = $this->db->sql_query($sql);
+		$module_auth = $this->db->sql_fetchfield('module_auth');
+		$this->db->sql_freeresult($result);
+		return ($module_auth == 'cfg_allow_avatar');
+	}
+
+	static public function depends_on()
+	{
+		return array('phpbb_db_migration_data_30x_3_0_11');
+	}
+
+	public function update_schema()
+	{
+		return array(
+			'change_columns'	=> array(
+				$this->table_prefix . 'users'			=> array(
+					'user_avatar_type'		=> array('VCHAR:255', ''),
+				),
+				$this->table_prefix . 'groups'			=> array(
+					'group_avatar_type'		=> array('VCHAR:255', ''),
+				),
+			),
+		);
+	}
+
+	public function revert_schema()
+	{
+		return array(
+			'change_columns'	=> array(
+				$this->table_prefix . 'users'			=> array(
+					'user_avatar_type'		=> array('TINT:2', ''),
+				),
+				$this->table_prefix . 'groups'			=> array(
+					'group_avatar_type'		=> array('TINT:2', ''),
+				),
+			),
+		);
+	}
+
+	public function update_data()
+	{
+		return array(
+			array('config.add', array('allow_avatar_gravatar', 0)),
+		);
+	}
+}