diff --git a/MatterControlLib/MatterControlLib.csproj b/MatterControlLib/MatterControlLib.csproj
index 2ad6bc702e..bc71be0684 100644
--- a/MatterControlLib/MatterControlLib.csproj
+++ b/MatterControlLib/MatterControlLib.csproj
@@ -93,7 +93,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AngleSharp" Version="1.0.1" />
+    <PackageReference Include="AngleSharp" Version="1.5.0" />
     <PackageReference Include="CsvHelper" Version="30.0.1" />
     <PackageReference Include="Lucene.Net" Version="4.8.0-beta00005" />
     <PackageReference Include="Lucene.Net.Analysis.Common" Version="4.8.0-beta00005" />