diff --git a/tests/GridSim.Tests/GridSim.Tests.csproj b/tests/GridSim.Tests/GridSim.Tests.csproj
index 1c14095..fa1698c 100644
--- a/tests/GridSim.Tests/GridSim.Tests.csproj
+++ b/tests/GridSim.Tests/GridSim.Tests.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5" />
   </ItemGroup>