diff --git a/Userland/Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp b/Userland/Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp
index 0e3ca31e85..291b5ebc64 100644
--- a/Userland/Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp
+++ b/Userland/Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp
@@ -1426,6 +1426,13 @@ JS_DEFINE_NATIVE_SETTER(@prototype_class@::@attribute.setter_callback@)
         function_generator.set("function.name", function.name);
         function_generator.set("function.name:snakecase", function.name.to_snakecase());
 
+        if (function.extended_attributes.contains("ImplementedAs")) {
+            auto implemented_as = function.extended_attributes.get("ImplementedAs").value();
+            function_generator.set("function.cpp_name", implemented_as);
+        } else {
+            function_generator.set("function.cpp_name", function.name.to_snakecase());
+        }
+
         function_generator.append(R"~~~(
 JS_DEFINE_NATIVE_FUNCTION(@prototype_class@::@function.name:snakecase@)
 {
@@ -1441,7 +1448,7 @@ JS_DEFINE_NATIVE_FUNCTION(@prototype_class@::@function.name:snakecase@)
         function_generator.set(".arguments", arguments_builder.string_view());
 
         function_generator.append(R"~~~(
-    auto retval = throw_dom_exception_if_needed(vm, global_object, [&] { return impl->@function.name:snakecase@(@.arguments@); });
+    auto retval = throw_dom_exception_if_needed(vm, global_object, [&] { return impl->@function.cpp_name@(@.arguments@); });
     if (should_return_empty(retval))
         return JS::Value();
 )~~~");