diff --git a/Directory.Packages.props b/Directory.Packages.props
index 83ffb23..e975d76 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -17,4 +17,4 @@
     <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
     <PackageVersion Include="coverlet.collector" Version="10.0.1" />
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/Examples/AltaSoft.DomainPrimitives.Demo/AltaSoft.DomainPrimitives.Demo.csproj b/Examples/AltaSoft.DomainPrimitives.Demo/AltaSoft.DomainPrimitives.Demo.csproj
index f674d53..cef6361 100644
--- a/Examples/AltaSoft.DomainPrimitives.Demo/AltaSoft.DomainPrimitives.Demo.csproj
+++ b/Examples/AltaSoft.DomainPrimitives.Demo/AltaSoft.DomainPrimitives.Demo.csproj
@@ -17,9 +17,9 @@
 	</PropertyGroup>
 
   <ItemGroup>
-	<PackageReference Include="Scalar.AspNetCore" Version="2.12.5" />
-	<PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.3" />
-	<PackageReference Include="Swashbuckle.AspNetCore" Version="10.1.0" />
+	<PackageReference Include="Scalar.AspNetCore" Version="2.16.12" />
+	<PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.10" />
+	<PackageReference Include="Swashbuckle.AspNetCore" Version="10.2.3" />
   </ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">
diff --git a/Examples/DomainPrimitivesDemo/DomainPrimitivesDemo.csproj b/Examples/DomainPrimitivesDemo/DomainPrimitivesDemo.csproj
index c1e8c05..7065cfa 100644
--- a/Examples/DomainPrimitivesDemo/DomainPrimitivesDemo.csproj
+++ b/Examples/DomainPrimitivesDemo/DomainPrimitivesDemo.csproj
@@ -8,10 +8,8 @@
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 
-
-
 	<ItemGroup>
-		<PackageReference Include="Microsoft.OpenApi" Version="2.6.1" />
+		<PackageReference Include="Microsoft.OpenApi" Version="2.9.0" />
 	</ItemGroup>
 
 
diff --git a/tests/AltaSoft.DomainPrimitives.Generator.Tests/TestHelpers.cs b/tests/AltaSoft.DomainPrimitives.Generator.Tests/TestHelpers.cs
index 7408059..44fbda4 100644
--- a/tests/AltaSoft.DomainPrimitives.Generator.Tests/TestHelpers.cs
+++ b/tests/AltaSoft.DomainPrimitives.Generator.Tests/TestHelpers.cs
@@ -26,15 +26,26 @@ internal static (ImmutableArray<Diagnostic> Diagnostics, List<string> Output, Ge
             ]);
 
         var syntaxTree = CSharpSyntaxTree.ParseText(source, parseOptions);
-        var references = AppDomain.CurrentDomain.GetAssemblies()
-            .Where(x => !x.IsDynamic && !string.IsNullOrWhiteSpace(x.Location))
-            .Select(x => MetadataReference.CreateFromFile(x.Location))
+
+        // Use the full set of assemblies the runtime resolved for this process (via its deps.json),
+        // rather than AppDomain.CurrentDomain.GetAssemblies(), which only reflects whichever assemblies
+        // happen to already be JIT-loaded. The latter is non-deterministic across environments and can
+        // silently omit assemblies like System.ObjectModel (home of TypeConverterAttribute), causing
+        // sporadic compile errors depending on process/load-order, not on anything about the source under test.
+        var trustedAssemblyPaths = ((string?)AppContext.GetData("TRUSTED_PLATFORM_ASSEMBLIES"))
+            ?.Split(Path.PathSeparator) ?? [];
+
+        var referencePaths = trustedAssemblyPaths
             .Concat([
-                MetadataReference.CreateFromFile(typeof(T).Assembly.Location),
-                MetadataReference.CreateFromFile(typeof(IDomainValue<>).Assembly.Location),
-                MetadataReference.CreateFromFile(typeof(System.ComponentModel.DataAnnotations.DisplayAttribute).Assembly.Location)
+                typeof(T).Assembly.Location,
+                typeof(IDomainValue<>).Assembly.Location,
+                typeof(System.ComponentModel.DataAnnotations.DisplayAttribute).Assembly.Location
             ])
-            .Concat(assembliesToImport.Select(a => MetadataReference.CreateFromFile(a.Location)));
+            .Concat(assembliesToImport.Select(a => a.Location))
+            .Where(p => !string.IsNullOrWhiteSpace(p))
+            .Distinct(StringComparer.OrdinalIgnoreCase);
+
+        var references = referencePaths.Select(p => (MetadataReference)MetadataReference.CreateFromFile(p));
 
         var compilation = CSharpCompilation.Create(
             "generator_Test",