diff --git a/src/NzbDrone.Core/Datastore/TableMapping.cs b/src/NzbDrone.Core/Datastore/TableMapping.cs
index 4d4c9bc38..5b5fe331f 100644
--- a/src/NzbDrone.Core/Datastore/TableMapping.cs
+++ b/src/NzbDrone.Core/Datastore/TableMapping.cs
@@ -83,6 +83,7 @@ private static void RegisterMappers()
             MapRepository.Instance.RegisterTypeConverter(typeof(Enum), new EnumIntConverter());
             MapRepository.Instance.RegisterTypeConverter(typeof(Quality), new QualityIntConverter());
             MapRepository.Instance.RegisterTypeConverter(typeof(Dictionary<string, string>), new EmbeddedDocumentConverter());
+            MapRepository.Instance.RegisterTypeConverter(typeof(List<int>), new EmbeddedDocumentConverter());
         }
 
         private static void RegisterProviderSettingConverter()