diff --git a/samples/dotnet/login-auth-code/tests/login-auth-code.tests.csproj b/samples/dotnet/login-auth-code/tests/login-auth-code.tests.csproj
index 3764ecd..85789c3 100644
--- a/samples/dotnet/login-auth-code/tests/login-auth-code.tests.csproj
+++ b/samples/dotnet/login-auth-code/tests/login-auth-code.tests.csproj
@@ -8,7 +8,7 @@
     <RootNamespace>LoginAuthCode.Tests</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="10.0.7" />