diff --git a/Userland/Libraries/LibWeb/HTML/Window.cpp b/Userland/Libraries/LibWeb/HTML/Window.cpp
index 52a5d60db1c..fb40af8e9dd 100644
--- a/Userland/Libraries/LibWeb/HTML/Window.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Window.cpp
@@ -1092,7 +1092,6 @@ WebIDL::ExceptionOr<void> Window::initialize_web_interfaces(Badge<WindowEnvironm
 
     // FIXME: These should be native accessors, not properties
     define_native_accessor(realm, "top", top_getter, nullptr, JS::Attribute::Enumerable);
-    define_native_accessor(realm, "frames", frames_getter, {}, JS::Attribute::Enumerable);
     define_native_accessor(realm, "parent", parent_getter, {}, JS::Attribute::Enumerable);
     define_native_accessor(realm, "document", document_getter, {}, JS::Attribute::Enumerable);
     define_native_accessor(realm, "frameElement", frame_element_getter, {}, JS::Attribute::Enumerable);
@@ -1216,6 +1215,13 @@ JS::NonnullGCPtr<WindowProxy> Window::self() const
     return verify_cast<WindowProxy>(relevant_realm(*this).global_environment().global_this_value());
 }
 
+// https://html.spec.whatwg.org/multipage/window-object.html#dom-frames
+JS::NonnullGCPtr<WindowProxy> Window::frames() const
+{
+    // The window, frames, and self getter steps are to return this's relevant realm.[[GlobalEnv]].[[GlobalThisValue]].
+    return verify_cast<WindowProxy>(relevant_realm(*this).global_environment().global_this_value());
+}
+
 // https://html.spec.whatwg.org/multipage/system-state.html#dom-navigator
 JS::NonnullGCPtr<Navigator> Window::navigator() const
 {
@@ -1536,14 +1542,6 @@ JS_DEFINE_NATIVE_FUNCTION(Window::top_getter)
     return browsing_context->top_level_browsing_context().window_proxy();
 }
 
-// https://html.spec.whatwg.org/multipage/window-object.html#dom-frames
-JS_DEFINE_NATIVE_FUNCTION(Window::frames_getter)
-{
-    auto* impl = TRY(impl_from(vm));
-    // The window, frames, and self getter steps are to return this's relevant realm.[[GlobalEnv]].[[GlobalThisValue]].
-    return &relevant_realm(*impl).global_environment().global_this_value();
-}
-
 JS_DEFINE_NATIVE_FUNCTION(Window::parent_getter)
 {
     auto* impl = TRY(impl_from(vm));
diff --git a/Userland/Libraries/LibWeb/HTML/Window.h b/Userland/Libraries/LibWeb/HTML/Window.h
index 7b9b4a6592c..189c4abb791 100644
--- a/Userland/Libraries/LibWeb/HTML/Window.h
+++ b/Userland/Libraries/LibWeb/HTML/Window.h
@@ -143,6 +143,8 @@ public:
     JS::NonnullGCPtr<WindowProxy> window() const;
     JS::NonnullGCPtr<WindowProxy> self() const;
 
+    JS::NonnullGCPtr<WindowProxy> frames() const;
+
     JS::NonnullGCPtr<Navigator> navigator() const;
 
     void alert(String const& message = {});
@@ -243,8 +245,6 @@ private:
     JS_DECLARE_NATIVE_FUNCTION(inner_width_getter);
     JS_DECLARE_NATIVE_FUNCTION(inner_height_getter);
 
-    JS_DECLARE_NATIVE_FUNCTION(frames_getter);
-
     JS_DECLARE_NATIVE_FUNCTION(parent_getter);
 
     JS_DECLARE_NATIVE_FUNCTION(device_pixel_ratio_getter);
diff --git a/Userland/Libraries/LibWeb/HTML/Window.idl b/Userland/Libraries/LibWeb/HTML/Window.idl
index 9d7ad25a721..f70ff80cd12 100644
--- a/Userland/Libraries/LibWeb/HTML/Window.idl
+++ b/Userland/Libraries/LibWeb/HTML/Window.idl
@@ -9,6 +9,9 @@ interface Window : EventTarget {
     [LegacyUnforgeable] readonly attribute WindowProxy window;
     [Replaceable] readonly attribute WindowProxy self;
 
+    // other browsing contexts
+    [Replaceable] readonly attribute WindowProxy frames;
+
     // the user agent
     readonly attribute Navigator navigator;
     [ImplementedAs=navigator] readonly attribute Navigator clientInformation; // legacy alias of .navigator