diff --git a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
index ff194862d7b..ed4c0169fff 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
+++ b/Userland/Libraries/LibWeb/DOM/DocumentFragment.cpp
@@ -34,10 +34,10 @@ void DocumentFragment::set_host(Web::DOM::Element* element)
 }
 
 // https://dom.spec.whatwg.org/#dom-documentfragment-documentfragment
-JS::NonnullGCPtr<DocumentFragment> DocumentFragment::construct_impl(JS::Realm& realm)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> DocumentFragment::construct_impl(JS::Realm& realm)
 {
     auto& window = verify_cast<HTML::Window>(realm.global_object());
-    return realm.heap().allocate<DocumentFragment>(realm, window.associated_document()).release_allocated_value_but_fixme_should_propagate_errors();
+    return MUST_OR_THROW_OOM(realm.heap().allocate<DocumentFragment>(realm, window.associated_document()));
 }
 
 }
diff --git a/Userland/Libraries/LibWeb/DOM/DocumentFragment.h b/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
index a73b91252c6..2fb4f1446fe 100644
--- a/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
+++ b/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
@@ -19,7 +19,7 @@ class DocumentFragment
     WEB_PLATFORM_OBJECT(DocumentFragment, ParentNode);
 
 public:
-    static JS::NonnullGCPtr<DocumentFragment> construct_impl(JS::Realm& realm);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> construct_impl(JS::Realm& realm);
 
     virtual ~DocumentFragment() override = default;