diff --git a/src/etc/inc/console.inc b/src/etc/inc/console.inc
index 931e8bc0d..35225bae4 100644
--- a/src/etc/inc/console.inc
+++ b/src/etc/inc/console.inc
@@ -57,7 +57,7 @@ function is_interface_mismatch()
             /* Do not mismatch if any lock was issued */
             $mismatch = false;
             break;
-        } elseif (preg_match('/^enc|^cua|^tun|^tap|^l2tp|^pptp|^ppp|^ovpn|^ocvpn|^tinc|^wg|^gif|^gre|^lagg|^bridge|vlan|_wlan|_stf/i', $ifcfg['if'])) {
+        } elseif (preg_match('/^enc|^cua|^tun|^tap|^l2tp|^pptp|^ppp|^ovpn|^ocvpn|^tinc|^wg|^zt|^ue|^gif|^gre|^lagg|^bridge|vlan|_wlan|_stf/i', $ifcfg['if'])) {
             /* Do not check these interfaces */
             continue;
         } elseif (does_interface_exist($ifcfg['if']) == false) {
diff --git a/src/www/interfaces_assign.php b/src/www/interfaces_assign.php
index d63d09d07..7ef1e0c3c 100644
--- a/src/www/interfaces_assign.php
+++ b/src/www/interfaces_assign.php
@@ -159,10 +159,6 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
             $config['interfaces'][$newifname]['wireless'] = array();
             interface_sync_wireless_clones($config['interfaces'][$newifname], false);
         }
-        /* lock known-to-be unreliable interfaces by default */
-        if (in_array(substr($_POST['if_add'], 0, 2), array('ue', 'zt'))) {
-            $config['interfaces'][$newifname]['lock'] = true;
-        }
 
         write_config();
         header(url_safe('Location: /interfaces_assign.php'));