diff --git a/src/ConstructionBase.jl b/src/ConstructionBase.jl
index 4c4871a..4f66e87 100644
--- a/src/ConstructionBase.jl
+++ b/src/ConstructionBase.jl
@@ -26,10 +26,7 @@ for (name, path) in [
     end
 end
 
-@generated function constructorof(::Type{T}) where T
-    getfield(parentmodule(T), nameof(T))
-end
-
+constructorof(T::Type) = Base.typename(T).wrapper
 constructorof(::Type{<:Tuple}) = tuple
 constructorof(::Type{<:NamedTuple{names}}) where names =
     NamedTupleConstructor{names}()