diff --git a/DMISharp/DMIFile.cs b/DMISharp/DMIFile.cs
index d7e256e..b1c6274 100644
--- a/DMISharp/DMIFile.cs
+++ b/DMISharp/DMIFile.cs
@@ -10,6 +10,7 @@
 using DMISharp.Quantization;
 using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.Formats.Png;
+using SixLabors.ImageSharp.Formats.Png.Chunks;
 using SixLabors.ImageSharp.PixelFormats;
 using SixLabors.ImageSharp.Processing.Processors.Quantization;
 
diff --git a/DMISharp/DMISharp.csproj b/DMISharp/DMISharp.csproj
index 41507b6..6283e55 100644
--- a/DMISharp/DMISharp.csproj
+++ b/DMISharp/DMISharp.csproj
@@ -51,7 +51,7 @@
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
-        <PackageReference Include="SixLabors.ImageSharp" Version="3.0.1" />
+        <PackageReference Include="SixLabors.ImageSharp" Version="3.1.4" />
     </ItemGroup>
 
     <ItemGroup>