diff --git a/code/test/AttendeeTest/AttendeeTest.csproj b/code/test/AttendeeTest/AttendeeTest.csproj
index 8fcf25a..d8c97a5 100644
--- a/code/test/AttendeeTest/AttendeeTest.csproj
+++ b/code/test/AttendeeTest/AttendeeTest.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
     <PackageReference Include="xunit" Version="2.4.1" />