diff --git a/Jellyfin.Plugin.SmartPlaylist/ScheduledTasks/GeneratePlaylist.cs b/Jellyfin.Plugin.SmartPlaylist/ScheduledTasks/GeneratePlaylist.cs
index 7632827..7682614 100644
--- a/Jellyfin.Plugin.SmartPlaylist/ScheduledTasks/GeneratePlaylist.cs
+++ b/Jellyfin.Plugin.SmartPlaylist/ScheduledTasks/GeneratePlaylist.cs
@@ -5,22 +5,10 @@ using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Playlists;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.IO;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
 using Jellyfin.Data.Entities;
 using Jellyfin.Data.Enums;
-using MediaBrowser.Controller;
 using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Library;
-using MediaBrowser.Controller.Playlists;
-using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Playlists;
-using MediaBrowser.Model.Tasks;
-using Microsoft.Extensions.Logging;
 
 using Jellyfin.Plugin.SmartPlaylist.Lisp;
 using Jellyfin.Plugin.SmartPlaylist.Lisp.Compiler;
diff --git a/Jellyfin.Plugin.SmartPlaylist/SmartPlaylistFileSystem.cs b/Jellyfin.Plugin.SmartPlaylist/SmartPlaylistFileSystem.cs
index f538709..77cf9b4 100644
--- a/Jellyfin.Plugin.SmartPlaylist/SmartPlaylistFileSystem.cs
+++ b/Jellyfin.Plugin.SmartPlaylist/SmartPlaylistFileSystem.cs
@@ -16,13 +16,21 @@ namespace Jellyfin.Plugin.SmartPlaylist {
         }
         public string StoragePath { get; }
         public string GetSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId) {
-            return Path.Combine(StoragePath, $"{smartPlaylistId}.json");
+            return Path.Combine(StoragePath, $"{smartPlaylistId}.yaml");
         }
         public string FindSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId) {
-            return Directory.GetFiles(StoragePath, $"{smartPlaylistId}.json", SearchOption.AllDirectories).First();
+            return Directory.GetFiles(StoragePath, $"{smartPlaylistId}.yaml", SearchOption.AllDirectories).Concat(
+                Directory.GetFiles(StoragePath, $"{smartPlaylistId}.yml", SearchOption.AllDirectories)
+            ).Concat(
+                Directory.GetFiles(StoragePath, $"{smartPlaylistId}.json", SearchOption.AllDirectories)
+            ).First();
         }
         public string[] FindAllSmartPlaylistFilePaths() {
-            return Directory.GetFiles(StoragePath, "*.json", SearchOption.AllDirectories);
+            return Directory.GetFiles(StoragePath, "*.yaml", SearchOption.AllDirectories).Concat(
+                Directory.GetFiles(StoragePath, "*.yml", SearchOption.AllDirectories)
+            ).Concat(
+                Directory.GetFiles(StoragePath, "*.json", SearchOption.AllDirectories)
+            ).ToArray();
         }
     }
 }
diff --git a/Jellyfin.Plugin.SmartPlaylist/Store.cs b/Jellyfin.Plugin.SmartPlaylist/Store.cs
index 417592a..d7ded80 100644
--- a/Jellyfin.Plugin.SmartPlaylist/Store.cs
+++ b/Jellyfin.Plugin.SmartPlaylist/Store.cs
@@ -1,4 +1,4 @@
-using System.Text.Json;
+using YamlDotNet.Serialization;
 
 namespace Jellyfin.Plugin.SmartPlaylist {
     public interface IStore {
@@ -14,9 +14,10 @@ namespace Jellyfin.Plugin.SmartPlaylist {
             _fileSystem = fileSystem;
         }
         private async Task<SmartPlaylistDto> LoadPlaylistAsync(string filename) {
-            await using var r = File.OpenRead(filename);
-            var dto = (await JsonSerializer.DeserializeAsync<SmartPlaylistDto>(r).ConfigureAwait(false));
-            if (dto == null) {
+            var r = File.ReadAllText(filename);
+            var dto = new DeserializerBuilder().Build().Deserialize<SmartPlaylistDto>(r);
+            if (dto == null)
+            {
                 throw new ApplicationException("");
             }
             dto.Filename = filename;
@@ -33,8 +34,8 @@ namespace Jellyfin.Plugin.SmartPlaylist {
         }
         public async Task SaveSmartPlaylistAsync(SmartPlaylistDto smartPlaylist) {
             string filename = _fileSystem.GetSmartPlaylistFilePath(smartPlaylist.Id);
-            await using var w = File.Create(filename);
-            await JsonSerializer.SerializeAsync(w, smartPlaylist).ConfigureAwait(false);
+            var text = new SerializerBuilder().Build().Serialize(smartPlaylist);
+            File.WriteAllText(filename, text);
         }
         private void DeleteSmartPlaylistById(SmartPlaylistId smartPlaylistId) {
             try {
diff --git a/Jellyfin.Plugin.SmartPlaylist/jellyfin-smart-playlist.csproj b/Jellyfin.Plugin.SmartPlaylist/jellyfin-smart-playlist.csproj
index 0a8c2ee..d98bc70 100644
--- a/Jellyfin.Plugin.SmartPlaylist/jellyfin-smart-playlist.csproj
+++ b/Jellyfin.Plugin.SmartPlaylist/jellyfin-smart-playlist.csproj
@@ -11,6 +11,7 @@
   <ItemGroup>
     <PackageReference Include="Jellyfin.Controller" Version="10.10.0" />
     <PackageReference Include="Jellyfin.Model" Version="10.10.0" />
+    <PackageReference Include="YamlDotNet" Version="16.1.3" />
   </ItemGroup>
 
 </Project>