diff --git a/nuget.config b/nuget.config
deleted file mode 100644
index b1738fc41..000000000
--- a/nuget.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<configuration>
-  <packageSources>
-    <add key="ImageSharp Nightly" value="https://www.myget.org/F/imagesharp/api/v3/index.json" />
-  </packageSources>
-</configuration>
\ No newline at end of file
diff --git a/nuget.exe b/nuget.exe
deleted file mode 100644
index ec1309c7a..000000000
Binary files a/nuget.exe and /dev/null differ
diff --git a/src/Squidex.Infrastructure/Assets/ImageSharp/ImageSharpAssetThumbnailGenerator.cs b/src/Squidex.Infrastructure/Assets/ImageSharp/ImageSharpAssetThumbnailGenerator.cs
index abc63035f..591c3f2da 100644
--- a/src/Squidex.Infrastructure/Assets/ImageSharp/ImageSharpAssetThumbnailGenerator.cs
+++ b/src/Squidex.Infrastructure/Assets/ImageSharp/ImageSharpAssetThumbnailGenerator.cs
@@ -9,8 +9,8 @@
 using System;
 using System.IO;
 using System.Threading.Tasks;
-using ImageSharp;
-using ImageSharp.Processing;
+using SixLabors.ImageSharp;
+using SixLabors.ImageSharp.Processing;
 using SixLabors.Primitives;
 
 namespace Squidex.Infrastructure.Assets.ImageSharp
@@ -51,7 +51,8 @@ namespace Squidex.Infrastructure.Assets.ImageSharp
 
                     var options = new ResizeOptions { Size = new Size(w, h), Mode = resizeMode };
 
-                    sourceImage.Resize(options).Save(destination, format);
+                    sourceImage.Mutate(x => x.Resize(options));
+                    sourceImage.Save(destination, format);
                 }
             });
         }
diff --git a/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj b/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
index c67f27aa0..0bdb3b4d4 100644
--- a/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
+++ b/src/Squidex.Infrastructure/Squidex.Infrastructure.csproj
@@ -8,12 +8,12 @@
     <DebugSymbols>True</DebugSymbols>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="ImageSharp" Version="1.0.0-alpha9-00191" />
     <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="1.1.2" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
     <PackageReference Include="NodaTime" Version="2.2.0" />
     <PackageReference Include="RefactoringEssentials" Version="5.2.0" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="1.0.0-beta0001" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" />
     <PackageReference Include="System.Linq" Version="4.3.0" />
     <PackageReference Include="System.Reactive" Version="3.1.1" />
diff --git a/src/Squidex/Config/Swagger/XmlResponseTypesProcessor.cs b/src/Squidex/Config/Swagger/XmlResponseTypesProcessor.cs
index 07a5d3c36..6c239444f 100644
--- a/src/Squidex/Config/Swagger/XmlResponseTypesProcessor.cs
+++ b/src/Squidex/Config/Swagger/XmlResponseTypesProcessor.cs
@@ -15,6 +15,8 @@ using NSwag.SwaggerGeneration.Processors;
 using NSwag.SwaggerGeneration.Processors.Contexts;
 using Squidex.Pipeline.Swagger;
 
+#pragma warning disable RECS0033 // Convert 'if' to '||' expression
+
 namespace Squidex.Config.Swagger
 {
     public sealed class XmlResponseTypesProcessor : IOperationProcessor