diff --git a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
index 6f2d1af..1230c3e 100644
--- a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
+++ b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
@@ -12,7 +12,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2" />
+    <PackageReference Include="coverlet.msbuild" Version="6.0.4" />
     <!-- NOTE: when updating this thing, make sure it hasn't gotten slower (it's happened twice now!) -->
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="xunit" Version="2.9.2" />