diff --git a/acp/usu.php b/acp/usu.php
index 8fe8138..e604cc1 100644
--- a/acp/usu.php
+++ b/acp/usu.php
@@ -41,6 +41,9 @@ class usu
 	/** @var string */
 	protected $php_ext;
 
+	/** @var \phpbb\language\language */
+	protected $language;
+
 	var $u_action;
 	var $new_config = array();
 	var $dyn_select = array();
@@ -54,7 +57,7 @@ class usu
 
 	function main($id, $mode)
 	{
-		global $config, $db, $user, $template, $request;
+		global $config, $db, $user, $template, $request, $language;
 		global $phpbb_root_path, $phpbb_admin_path, $phpEx;
 		global $phpbb_container;
 
@@ -66,6 +69,7 @@ function main($id, $mode)
 		$this->user = $user;
 		$this->phpbb_root_path = $phpbb_root_path;
 		$this->php_ext = $phpEx;
+        $this->language = $language;
 
 		$this->user->add_lang_ext('phpbbseo/usu', 'acp_usu');
 
@@ -137,7 +141,7 @@ function main($id, $mode)
 			case 'settings':
 
 				$display_vars['title'] = 'ACP_PHPBB_SEO_CLASS';
-				$this->user->lang['ACP_PHPBB_SEO_CLASS_EXPLAIN'] = sprintf($this->user->lang['ACP_PHPBB_SEO_CLASS_EXPLAIN'], $this->modrtype_lang['ulink'], $this->modrtype_lang['uforumlink'], '</p><hr/><p><b>' . $this->user->lang['ACP_PHPBB_SEO_MODE'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><hr/><p>');
+				$this->language['ACP_PHPBB_SEO_CLASS_EXPLAIN'] = sprintf($this->language['ACP_PHPBB_SEO_CLASS_EXPLAIN'], $this->modrtype_lang['ulink'], $this->modrtype_lang['uforumlink'], '</p><hr/><p><b>' . $this->language['ACP_PHPBB_SEO_MODE'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><hr/><p>');
 				$display_vars['vars'] = array();
 				$i = 2;
 				$display_vars['vars']['legend1'] = 'ACP_PHPBB_SEO_CLASS';
@@ -225,7 +229,7 @@ function main($id, $mode)
 				}
 
 				$display_vars['title'] = 'ACP_FORUM_URL';
-				$this->user->lang['ACP_FORUM_URL_EXPLAIN'] .= '</p><hr/><p><b>' . $this->user->lang['ACP_PHPBB_SEO_VERSION'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><hr/><p>';
+				$this->language['ACP_FORUM_URL_EXPLAIN'] = $this->user->lang['ACP_FORUM_URL_EXPLAIN'] . '</p><hr/><p><b>' . $this->user->lang['ACP_PHPBB_SEO_VERSION'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><hr/><p>';
 				$display_vars['vars'] = array();
 				$display_vars['vars']['legend1'] = 'ACP_FORUM_URL';
 
@@ -320,7 +324,7 @@ function main($id, $mode)
 			case 'server':
 
 				$display_vars['title'] = 'ACP_REWRITE_CONF';
-				$this->user->lang['ACP_REWRITE_CONF_EXPLAIN'] .= '</p><hr/><p><b>' . $this->user->lang['ACP_PHPBB_SEO_VERSION'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><p>';
+                $this->language['ACP_REWRITE_CONF_EXPLAIN'] = $this->language['ACP_REWRITE_CONF_EXPLAIN'] . '</p><hr/><p><b>' . $this->user->lang['ACP_PHPBB_SEO_VERSION'] . ' : ' . $this->modrtype_lang['link'] . ' - ( ' . $this->modrtype_lang['forumlink'] . ' )</b></p><p>';
 				$display_vars['vars'] = array();
 				$display_vars['vars']['legend1'] = 'ACP_REWRITE_CONF';
 				if ($this->core->seo_path['phpbb_script'] && !$this->core->seo_opt['virtual_root'])
@@ -343,7 +347,7 @@ function main($id, $mode)
 				}
 
 				// Dirty yet simple templating
-				$this->user->lang['ACP_REWRITE_CONF_EXPLAIN'] .= $this->seo_server_conf();
+				$this->language['ACP_REWRITE_CONF_EXPLAIN'] = $this->language['ACP_REWRITE_CONF_EXPLAIN'] . $this->seo_server_conf();
 
 				$this->template->assign_vars(array(
 					'S_SEO_HTACCESS'	=> 1,
@@ -811,7 +815,7 @@ function main($id, $mode)
 		$this->tpl_name = 'acp_board';
 		$this->page_title = $display_vars['title'];
 
-		$l_title_explain = $this->user->lang[$display_vars['title'] . '_EXPLAIN'];
+		$l_title_explain = $this->language[$display_vars['title'] . '_EXPLAIN'];
 
 		if ($mode != 'extended')
 		{
diff --git a/config/services.yml b/config/services.yml
index e0083f7..25c0d53 100644
--- a/config/services.yml
+++ b/config/services.yml
@@ -27,6 +27,7 @@ services:
             - @user
             - @request
             - @dbal.conn
+            - @language
             - %core.root_path%
             - %core.php_ext%
         tags:
diff --git a/event/listener.php b/event/listener.php
index cb52092..6aa355c 100644
--- a/event/listener.php
+++ b/event/listener.php
@@ -41,6 +41,9 @@ class listener implements EventSubscriberInterface
 	/* @var \phpbb\db\driver\driver_interface */
 	private $db;
 
+    /** @var \phpbb\language\language */
+    private $language;
+
 	/**
 	* Current $phpbb_root_path
 	* @var string
@@ -77,7 +80,7 @@ class listener implements EventSubscriberInterface
 	* @param string						$php_ext			PHP file extension
 	*
 	*/
-	public function __construct(\phpbbseo\usu\core $core, \phpbb\config\config $config, \phpbb\auth\auth $auth, \phpbb\template\template $template, \phpbb\user $user, \phpbb\request\request $request, \phpbb\db\driver\driver_interface $db, $phpbb_root_path, $php_ext)
+	public function __construct(\phpbbseo\usu\core $core, \phpbb\config\config $config, \phpbb\auth\auth $auth, \phpbb\template\template $template, \phpbb\user $user, \phpbb\request\request $request, \phpbb\db\driver\driver_interface $db, \phpbb\language\language $language, $phpbb_root_path, $php_ext)
 	{
 		$this->core = $core;
 		$this->template = $template;
@@ -86,6 +89,7 @@ public function __construct(\phpbbseo\usu\core $core, \phpbb\config\config $conf
 		$this->auth = $auth;
 		$this->request = $request;
 		$this->db = $db;
+        $this->language = $language;
 		$this->phpbb_root_path = $phpbb_root_path;
 		$this->php_ext = $php_ext;
 	}
@@ -558,7 +562,7 @@ public function core_page_footer($event)
 			$output = '<a href="http://www.phpbb-seo.com/" title="' . $this->core->seo_opt['copyrights']['title'] . '">' . $this->core->seo_opt['copyrights']['txt'] . '</a>';
 		}
 
-		$this->user->lang['TRANSLATION_INFO'] = (!empty($this->user->lang['TRANSLATION_INFO']) ? $this->user->lang['TRANSLATION_INFO'] . '<br>' : '') . $output;
+		$this->language->lang('TRANSLATION_INFO', (!empty($this->user->lang['TRANSLATION_INFO']) ? $this->user->lang['TRANSLATION_INFO'] . '<br>' : '') . $output);
 
 		$this->template->assign_vars(array(
 			'U_CANONICAL'	=> $this->core->get_canonical(),