diff --git a/src/opnsense/mvc/app/library/OPNsense/Auth/Services/Squid.php b/src/opnsense/mvc/app/library/OPNsense/Auth/Services/Squid.php
index 01f97ace3..a7e171acf 100644
--- a/src/opnsense/mvc/app/library/OPNsense/Auth/Services/Squid.php
+++ b/src/opnsense/mvc/app/library/OPNsense/Auth/Services/Squid.php
@@ -89,7 +89,7 @@ class Squid implements IService
     public function checkConstraints()
     {
          // XXX: replace with group membership in 19.7
-         if (in_array('Local Database', $tmp)) {
+         if (in_array('Local Database', $this->supportedAuthenticators())) {
             return (new ACL())->hasPrivilege($this->getUserName(), 'user-proxy-auth');
         } else {
             // XXX non local auth, constraints not used. remove with https://github.com/opnsense/core/issues/3250