diff --git a/src/NzbDrone.Core.Test/MusicTests/ArtistRepositoryTests/ArtistRepositoryFixture.cs b/src/NzbDrone.Core.Test/MusicTests/ArtistRepositoryTests/ArtistRepositoryFixture.cs
index b3af8b7a8..2cd0bc2a8 100644
--- a/src/NzbDrone.Core.Test/MusicTests/ArtistRepositoryTests/ArtistRepositoryFixture.cs
+++ b/src/NzbDrone.Core.Test/MusicTests/ArtistRepositoryTests/ArtistRepositoryFixture.cs
@@ -46,7 +46,8 @@ namespace NzbDrone.Core.Test.MusicTests.ArtistRepositoryTests
                 .BuildNew();
             _id++;
 
-            _artistMetadataRepo.Insert(artist);
+            _artistMetadataRepo.Insert(metadata);
+            artist.ArtistMetadataId = metadata.Id;
             _artistRepo.Insert(artist);
         }
 
diff --git a/src/NzbDrone.Core/Music/AddArtistService.cs b/src/NzbDrone.Core/Music/AddArtistService.cs
index c2b1fc745..7de16ab1e 100644
--- a/src/NzbDrone.Core/Music/AddArtistService.cs
+++ b/src/NzbDrone.Core/Music/AddArtistService.cs
@@ -87,11 +87,9 @@ namespace NzbDrone.Core.Music
             }
 
             // add metadata
-            _artistMetadataRepository.UpsertMany(artistsToAdd);
-
-            _logger.Debug("metadata id 1 {0}", string.Join(", ", artistsToAdd.Select(x => x.Metadata.Value.Id)));
-            _logger.Debug("metadata id 2 {0}", string.Join(", ", artistsToAdd.Select(x => x.ArtistMetadataId)));
-
+            _artistMetadataRepository.UpsertMany(artistsToAdd.Select(x => x.Metadata.Value).ToList());
+            artistsToAdd.ForEach(x => x.ArtistMetadataId = x.Metadata.Value.Id);
+            
             return _artistService.AddArtists(artistsToAdd);
         }
 
diff --git a/src/NzbDrone.Core/Music/ArtistMetadataRepository.cs b/src/NzbDrone.Core/Music/ArtistMetadataRepository.cs
index c999019d0..2890f4dee 100644
--- a/src/NzbDrone.Core/Music/ArtistMetadataRepository.cs
+++ b/src/NzbDrone.Core/Music/ArtistMetadataRepository.cs
@@ -8,15 +8,8 @@ namespace NzbDrone.Core.Music
 {
     public interface IArtistMetadataRepository : IBasicRepository<ArtistMetadata>
     {
-        Artist Insert(Artist artist);
-        List<Artist> InsertMany(List<Artist> artists);
-        Artist Update(Artist artist);
-        Artist Upsert(Artist artist);
-        void UpdateMany(List<Artist> artists);
-        ArtistMetadata FindById(string foreignArtistId);
         List<ArtistMetadata> FindById(List<string> foreignIds);
         bool UpsertMany(List<ArtistMetadata> artists);
-        bool UpsertMany(List<Artist> artists);
     }
 
     public class ArtistMetadataRepository : BasicRepository<ArtistMetadata>, IArtistMetadataRepository
@@ -29,62 +22,6 @@ namespace NzbDrone.Core.Music
             _logger = logger;
         }
 
-        public Artist Insert(Artist artist)
-        {
-            Insert(artist.Metadata.Value);
-            artist.ArtistMetadataId = artist.Metadata.Value.Id;
-            return artist;
-        }
-
-        public List<Artist> InsertMany(List<Artist> artists)
-        {
-            InsertMany(artists.Select(x => x.Metadata.Value).ToList());
-            artists.ForEach(x => x.ArtistMetadataId = x.Metadata.Value.Id);
-
-            return artists;
-        }
-
-        public Artist Update(Artist artist)
-        {
-            Update(artist.Metadata.Value);
-            return artist;
-        }
-
-        public Artist Upsert(Artist artist)
-        {
-            var existing = FindById(artist.Metadata.Value.ForeignArtistId);
-            if (existing != null)
-            {
-                artist.ArtistMetadataId = existing.Id;
-                artist.Metadata.Value.Id = existing.Id;
-                Update(artist);
-            }
-            else
-            {
-                Insert(artist);
-            }
-            _logger.Debug("Upserted metadata with ID {0}", artist.Id);
-            return artist;
-        }
-
-        public bool UpsertMany(List<Artist> artists)
-        {
-            var result = UpsertMany(artists.Select(x => x.Metadata.Value).ToList());
-            artists.ForEach(x => x.ArtistMetadataId = x.Metadata.Value.Id);
-            
-            return result;
-        }
-
-        public void UpdateMany(List<Artist> artists)
-        {
-            UpdateMany(artists.Select(x => x.Metadata.Value).ToList());
-        }
-
-        public ArtistMetadata FindById(string foreignArtistId)
-        {
-            return Query.Where(a => a.ForeignArtistId == foreignArtistId).SingleOrDefault();
-        }
-
         public List<ArtistMetadata> FindById(List<string> foreignIds)
         {
             return Query.Where($"[ForeignArtistId] IN ('{string.Join("','", foreignIds)}')").ToList();