diff --git a/phpBB/includes/questionnaire/questionnaire.php b/phpBB/includes/questionnaire/questionnaire.php
index 60e63eddc4..6350f4bc5a 100644
--- a/phpBB/includes/questionnaire/questionnaire.php
+++ b/phpBB/includes/questionnaire/questionnaire.php
@@ -190,7 +190,6 @@ class phpbb_questionnaire_system_data_provider
 			// - 192.168.0.0/16
 			if ($ip_address_ary[0] == '10' ||
 				($ip_address_ary[0] == '172' && intval($ip_address_ary[1]) > 15 && intval($ip_address_ary[1]) < 32) ||
-				($ip_address_ary[0] == '192' && $ip_address_ary[1] == '168') ||
 				($ip_address_ary[0] == '192' && $ip_address_ary[1] == '168'))
 			{
 				return true;