diff --git a/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj b/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
index 3d08689cc..8fa249b59 100644
--- a/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
+++ b/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
@@ -26,7 +26,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="9.0.0" />
     <PackageReference Include="Verify.NUnit" Version="28.3.1" />
   </ItemGroup>