diff --git a/tests/NLog.UnitTests/NLog.UnitTests.csproj b/tests/NLog.UnitTests/NLog.UnitTests.csproj
index eab854ad8b..56f405e8d0 100644
--- a/tests/NLog.UnitTests/NLog.UnitTests.csproj
+++ b/tests/NLog.UnitTests/NLog.UnitTests.csproj
@@ -48,7 +48,7 @@
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
-    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="17.0.0" Condition="'$(OS)' != 'Windows_NT'" />
+    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" Version="17.4.0" Condition="'$(OS)' != 'Windows_NT'" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'netcoreapp2.1' ">