diff --git a/phpBB/includes/ucp/ucp_register.php b/phpBB/includes/ucp/ucp_register.php
index e45a8d4bf3..3296043dd6 100644
--- a/phpBB/includes/ucp/ucp_register.php
+++ b/phpBB/includes/ucp/ucp_register.php
@@ -98,7 +98,6 @@ class ucp_register
 
 		if (!$agreed || ($coppa === false && $config['coppa_enable']) || ($coppa && !$config['coppa_enable']))
 		{
-			$add_lang = ($change_lang) ? '&change_lang=' . urlencode($change_lang) : '';
 			$add_coppa = ($coppa !== false) ? '&coppa=' . $coppa : '';
 
 			$s_hidden_fields = array_merge($s_hidden_fields, array(
@@ -145,12 +144,12 @@ class ucp_register
 					'L_COPPA_NO'		=> sprintf($user->lang['UCP_COPPA_BEFORE'], $coppa_birthday),
 					'L_COPPA_YES'		=> sprintf($user->lang['UCP_COPPA_ON_AFTER'], $coppa_birthday),
 
-					'U_COPPA_NO'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=0' . $add_lang),
-					'U_COPPA_YES'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=1' . $add_lang),
+					'U_COPPA_NO'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=0'),
+					'U_COPPA_YES'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register&coppa=1'),
 
 					'S_SHOW_COPPA'		=> true,
 					'S_HIDDEN_FIELDS'	=> build_hidden_fields($s_hidden_fields),
-					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang),
+					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register'),
 				));
 			}
 			else
@@ -162,7 +161,7 @@ class ucp_register
 					'S_SHOW_COPPA'		=> false,
 					'S_REGISTRATION'	=> true,
 					'S_HIDDEN_FIELDS'	=> build_hidden_fields($s_hidden_fields),
-					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_lang . $add_coppa),
+					'S_UCP_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_coppa),
 					)
 				);
 			}