diff --git a/NewSource/Socordia.CodeAnalysis/AST/TypeNames/QualifiedTypeName.cs b/NewSource/Socordia.CodeAnalysis/AST/TypeNames/QualifiedTypeName.cs
index 0e18f4b..58bf543 100644
--- a/NewSource/Socordia.CodeAnalysis/AST/TypeNames/QualifiedTypeName.cs
+++ b/NewSource/Socordia.CodeAnalysis/AST/TypeNames/QualifiedTypeName.cs
@@ -5,14 +5,14 @@ public class QualifiedTypeName : TypeName
     public QualifiedTypeName(SimpleTypeName name)
     {
         Children.Add(name);
+
         foreach (var child in name.Children)
         {
-            child.RemoveFromParent();
-            Children.Add(child);
+            child.MoveTo(this);
         }
     }
 
-    public string Namespace => string.Join('.', Children.Take(Children.Count - 1));
+    public string Namespace => string.Join('.', Children[..^1].Take(Children.Count - 1));
     public TypeName Type => (TypeName)Children.Last;
 
     public override string ToString() => $"{Namespace}.{Type}";
diff --git a/NewSource/Socordia.CodeAnalysis/Socordia.CodeAnalysis.csproj b/NewSource/Socordia.CodeAnalysis/Socordia.CodeAnalysis.csproj
index 6292088..c028204 100644
--- a/NewSource/Socordia.CodeAnalysis/Socordia.CodeAnalysis.csproj
+++ b/NewSource/Socordia.CodeAnalysis/Socordia.CodeAnalysis.csproj
@@ -7,7 +7,7 @@
     <ItemGroup>
         <PackageReference Include="DistIL.Core" Version="0.11.1-preview" />
         <PackageReference Include="Loyc.Syntax" Version="30.1.3"/>
-        <PackageReference Include="MrKWatkins.Ast" Version="0.9.127" />
+        <PackageReference Include="MrKWatkins.Ast" Version="0.9.128" />
         <PackageReference Include="System.Resources.ResourceManager" Version="4.3.0"/>
     </ItemGroup>