diff --git a/tools/aapt2/test/Context.h b/tools/aapt2/test/Context.h
index 553c43e..5d8ded3 100644
--- a/tools/aapt2/test/Context.h
+++ b/tools/aapt2/test/Context.h
@@ -200,10 +200,11 @@
 
    private:
     std::unique_ptr<SymbolTable::Symbol> CloneSymbol(SymbolTable::Symbol* sym) {
+      CloningValueTransformer cloner(nullptr);
       std::unique_ptr<SymbolTable::Symbol> clone = util::make_unique<SymbolTable::Symbol>();
       clone->id = sym->id;
       if (sym->attribute) {
-        clone->attribute = std::unique_ptr<Attribute>(sym->attribute->Clone(nullptr));
+        clone->attribute = std::unique_ptr<Attribute>(sym->attribute->Transform(cloner));
       }
       clone->is_public = sym->is_public;
       return clone;