diff --git a/MiniRpg2022.Console.UnitTests/MiniRpg2022.Console.UnitTests.csproj b/MiniRpg2022.Console.UnitTests/MiniRpg2022.Console.UnitTests.csproj
index f9f0526..27d0c98 100644
--- a/MiniRpg2022.Console.UnitTests/MiniRpg2022.Console.UnitTests.csproj
+++ b/MiniRpg2022.Console.UnitTests/MiniRpg2022.Console.UnitTests.csproj
@@ -11,7 +11,7 @@
   </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">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/MiniRpg2022.Logic.UnitTests/MiniRpg2022.Logic.UnitTests.csproj b/MiniRpg2022.Logic.UnitTests/MiniRpg2022.Logic.UnitTests.csproj
index 64e209e..230666b 100644
--- a/MiniRpg2022.Logic.UnitTests/MiniRpg2022.Logic.UnitTests.csproj
+++ b/MiniRpg2022.Logic.UnitTests/MiniRpg2022.Logic.UnitTests.csproj
@@ -11,7 +11,7 @@
   </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">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>