diff --git a/src/NzbDrone.Core/Indexers/Definitions/Anidex.cs b/src/NzbDrone.Core/Indexers/Definitions/Anidex.cs
index cb5b934fc..c2065f119 100644
--- a/src/NzbDrone.Core/Indexers/Definitions/Anidex.cs
+++ b/src/NzbDrone.Core/Indexers/Definitions/Anidex.cs
@@ -161,7 +161,7 @@ private IEnumerable<IndexerRequest> GetPagedRequests(string term, int[] categori
 
             var queryCats = _capabilities.Categories.MapTorznabCapsToTrackers(categories);
 
-            if (queryCats.Any())
+            if (queryCats.Any() && _capabilities.Categories.GetTrackerCategories().Except(queryCats).Any())
             {
                 searchUrl += "&id=" + string.Join(",", queryCats);
             }