diff --git a/Userland/Libraries/LibJS/Runtime/GlobalObject.cpp b/Userland/Libraries/LibJS/Runtime/GlobalObject.cpp
index 1c86d71dcf..7a18d2b37e 100644
--- a/Userland/Libraries/LibJS/Runtime/GlobalObject.cpp
+++ b/Userland/Libraries/LibJS/Runtime/GlobalObject.cpp
@@ -278,19 +278,23 @@ void GlobalObject::initialize_global_object()
     JS_ENUMERATE_TYPED_ARRAYS
 #undef __JS_ENUMERATE
 
-    // The generator constructor cannot be initialized with add_constructor as it has no global binding
+    // NOTE: These constructors cannot be initialized with add_constructor as they have no global binding.
     m_generator_function_constructor = heap().allocate<GeneratorFunctionConstructor>(*this, *this);
+    m_async_generator_function_constructor = heap().allocate<AsyncGeneratorFunctionConstructor>(*this, *this);
+    m_async_function_constructor = heap().allocate<AsyncFunctionConstructor>(*this, *this);
+
     // 27.3.3.1 GeneratorFunction.prototype.constructor, https://tc39.es/ecma262/#sec-generatorfunction.prototype.constructor
     m_generator_function_prototype->define_direct_property(vm.names.constructor, m_generator_function_constructor, Attribute::Configurable);
 
-    // The async generator constructor cannot be initialized with add_constructor as it has no global binding
-    m_async_generator_function_constructor = heap().allocate<AsyncGeneratorFunctionConstructor>(*this, *this);
     // 27.4.3.1 AsyncGeneratorFunction.prototype.constructor, https://tc39.es/ecma262/#sec-asyncgeneratorfunction-prototype-constructor
     m_async_generator_function_prototype->define_direct_property(vm.names.constructor, m_async_generator_function_constructor, Attribute::Configurable);
 
     // 27.5.1.1 Generator.prototype.constructor, https://tc39.es/ecma262/#sec-generator.prototype.constructor
     m_generator_prototype->define_direct_property(vm.names.constructor, m_generator_function_prototype, Attribute::Configurable);
 
+    // 27.7.3.1 AsyncFunction.prototype.constructor, https://tc39.es/ecma262/#sec-async-function-prototype-properties-constructor
+    m_async_function_prototype->define_direct_property(vm.names.constructor, m_async_function_constructor, Attribute::Configurable);
+
     m_array_prototype_values_function = &m_array_prototype->get_without_side_effects(vm.names.values).as_function();
     m_date_constructor_now_function = &m_date_constructor->get_without_side_effects(vm.names.now).as_function();
     m_eval_function = &get_without_side_effects(vm.names.eval).as_function();