diff --git a/Jellyfin.Plugin.Artwork/Jellyfin.Plugin.Artwork.csproj b/Jellyfin.Plugin.Artwork/Jellyfin.Plugin.Artwork.csproj
index b1df74d..0665e63 100644
--- a/Jellyfin.Plugin.Artwork/Jellyfin.Plugin.Artwork.csproj
+++ b/Jellyfin.Plugin.Artwork/Jellyfin.Plugin.Artwork.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net6.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
         <Nullable>enable</Nullable>
@@ -11,7 +11,7 @@
 
     <ItemGroup>
         <PackageReference Include="Jellyfin.Controller" Version="10.*-*" />
-        <PackageReference Include="Microsoft.Extensions.Http" Version="6.0.0" />
+        <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Jellyfin.Plugin.Artwork/PluginServiceRegistrator.cs b/Jellyfin.Plugin.Artwork/PluginServiceRegistrator.cs
index 03b26b7..99815fa 100644
--- a/Jellyfin.Plugin.Artwork/PluginServiceRegistrator.cs
+++ b/Jellyfin.Plugin.Artwork/PluginServiceRegistrator.cs
@@ -1,15 +1,15 @@
-using MediaBrowser.Common.Plugins;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Plugins;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace Jellyfin.Plugin.Artwork
+namespace Jellyfin.Plugin.Artwork;
+
+/// <inheritdoc />
+public class PluginServiceRegistrator : IPluginServiceRegistrator
 {
     /// <inheritdoc />
-    public class PluginServiceRegistrator : IPluginServiceRegistrator
+    public void RegisterServices(IServiceCollection serviceCollection, IServerApplicationHost applicationHost)
     {
-        /// <inheritdoc />
-        public void RegisterServices(IServiceCollection serviceCollection)
-        {
-            serviceCollection.AddSingleton<IRepositoryCache, RepositoryCache>();
-        }
+        serviceCollection.AddSingleton<IRepositoryCache, RepositoryCache>();
     }
-}
\ No newline at end of file
+}
diff --git a/Jellyfin.Plugin.Artwork/RepositoryCache.cs b/Jellyfin.Plugin.Artwork/RepositoryCache.cs
index fff6ca4..534745b 100644
--- a/Jellyfin.Plugin.Artwork/RepositoryCache.cs
+++ b/Jellyfin.Plugin.Artwork/RepositoryCache.cs
@@ -194,7 +194,8 @@ namespace Jellyfin.Plugin.Artwork
 
         private async Task<IReadOnlyList<ArtworkDto>> GetFromRepo(string repositoryUrl)
         {
-            if (_memoryCache.TryGetValue(repositoryUrl, out IReadOnlyList<ArtworkDto> cachedArtwork))
+            if (_memoryCache.TryGetValue(repositoryUrl, out IReadOnlyList<ArtworkDto>? cachedArtwork)
+                && cachedArtwork is not null)
             {
                 return cachedArtwork;
             }
@@ -223,4 +224,4 @@ namespace Jellyfin.Plugin.Artwork
             return Array.Empty<ArtworkDto>();
         }
     }
-}
\ No newline at end of file
+}
diff --git a/build.yaml b/build.yaml
index b360b04..812dd99 100644
--- a/build.yaml
+++ b/build.yaml
@@ -2,8 +2,8 @@
 name: "Artwork"
 guid: "7871D3B1-F1B9-4318-9C27-F35998FFBBCC"
 version: "1"
-targetAbi: "10.7.0.0"
-framework: "net6.0"
+targetAbi: "10.9.0.0"
+framework: "net8.0"
 owner: "jellyfin"
 overview: "Download artwork"
 description: >
@@ -12,4 +12,3 @@ category: "Metadata"
 artifacts:
 - "Jellyfin.Plugin.Artwork.dll"
 changelog: >
-  Initial release.