diff --git a/contrib/bin/fusiondirectory-setup b/contrib/bin/fusiondirectory-setup
index def2222a97c7f7e0931adaa24fc6bfc0d2570463..12da922df4fad3d418f644ce1a9e73c3daa7411b 100644
--- a/contrib/bin/fusiondirectory-setup
+++ b/contrib/bin/fusiondirectory-setup
@@ -746,7 +746,7 @@ sub get_ldap_connexion {
       $locations{$loc->{'att'}->{'name'}} = {
         'tls'       => 0,
         'uri'       => $ref->{'att'}->{'uri'},
-        'base'      => $ref->{'att'}->{'base'} or $loc->{'att'}->{'base'} or '',
+        'base'      => ($ref->{'att'}->{'base'} or $loc->{'att'}->{'base'} or ''),
         'bind_dn'   => $ref->{'att'}->{'admindn'},
         'bind_pwd'  => $ref->{'att'}->{'adminpassword'}
       };