@ -161,7 +161,7 @@ namespace NzbDrone.Core.Indexers.Definitions
var queryCats = _capabilities.Categories.MapTorznabCapsToTrackers(categories);
if (queryCats.Any())
if (queryCats.Any() && _capabilities.Categories.GetTrackerCategories().Except(queryCats).Any())
{
searchUrl += "&id=" + string.Join(",", queryCats);
}