diff --git a/src/lib/Hydra/Controller/User.pm b/src/lib/Hydra/Controller/User.pm
index e1351be4..656ce018 100644
--- a/src/lib/Hydra/Controller/User.pm
+++ b/src/lib/Hydra/Controller/User.pm
@@ -29,7 +29,7 @@ sub login_POST {
     error($c, "You must specify a user name.") if $username eq "";
     error($c, "You must specify a password.") if $password eq "";
 
-    if ($c->authenticate({username => $username, password => $password}, 'ldap')) {
+    if ($c->get_auth_realm('ldap') && $c->authenticate({username => $username, password => $password}, 'ldap')) {
         doLDAPLogin($self, $c, $username);
     } elsif ($c->authenticate({username => $username, password => $password})) {}
     else {