diff --git a/Userland/Libraries/LibWeb/HTML/Worker.cpp b/Userland/Libraries/LibWeb/HTML/Worker.cpp
index 899975c983..e7ccf27900 100644
--- a/Userland/Libraries/LibWeb/HTML/Worker.cpp
+++ b/Userland/Libraries/LibWeb/HTML/Worker.cpp
@@ -17,7 +17,7 @@
 namespace Web::HTML {
 
 // https://html.spec.whatwg.org/multipage/workers.html#dedicated-workers-and-the-worker-interface
-Worker::Worker(DeprecatedFlyString const& script_url, WorkerOptions const options, DOM::Document& document)
+Worker::Worker(String const& script_url, WorkerOptions const options, DOM::Document& document)
     : DOM::EventTarget(document.realm())
     , m_script_url(script_url)
     , m_options(options)
@@ -47,7 +47,7 @@ void Worker::visit_edges(Cell::Visitor& visitor)
 }
 
 // https://html.spec.whatwg.org/multipage/workers.html#dom-worker
-WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> Worker::create(DeprecatedFlyString const& script_url, WorkerOptions const options, DOM::Document& document)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> Worker::create(String const& script_url, WorkerOptions const options, DOM::Document& document)
 {
     dbgln_if(WEB_WORKER_DEBUG, "WebWorker: Creating worker with script_url = {}", script_url);
 
@@ -66,7 +66,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> Worker::create(DeprecatedFlyString
     auto& outside_settings = document.relevant_settings_object();
 
     // 3. Parse the scriptURL argument relative to outside settings.
-    auto url = document.parse_url(script_url);
+    auto url = document.parse_url(script_url.to_deprecated_string());
 
     // 4. If this fails, throw a "SyntaxError" DOMException.
     if (!url.is_valid()) {
diff --git a/Userland/Libraries/LibWeb/HTML/Worker.h b/Userland/Libraries/LibWeb/HTML/Worker.h
index 218a0b7383..58c3ecab54 100644
--- a/Userland/Libraries/LibWeb/HTML/Worker.h
+++ b/Userland/Libraries/LibWeb/HTML/Worker.h
@@ -26,9 +26,9 @@
 namespace Web::HTML {
 
 struct WorkerOptions {
-    DeprecatedString type { "classic" };
-    DeprecatedString credentials { "same-origin" };
-    DeprecatedString name { "" };
+    String type { String::from_utf8("classic"sv).release_value_but_fixme_should_propagate_errors() };
+    String credentials { String::from_utf8("same-origin"sv).release_value_but_fixme_should_propagate_errors() };
+    String name { String {} };
 };
 
 // https://html.spec.whatwg.org/multipage/workers.html#dedicated-workers-and-the-worker-interface
@@ -36,8 +36,8 @@ class Worker : public DOM::EventTarget {
     WEB_PLATFORM_OBJECT(Worker, DOM::EventTarget);
 
 public:
-    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> create(DeprecatedFlyString const& script_url, WorkerOptions const options, DOM::Document& document);
-    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> construct_impl(JS::Realm& realm, DeprecatedFlyString const& script_url, WorkerOptions const options)
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> create(String const& script_url, WorkerOptions const options, DOM::Document& document);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Worker>> construct_impl(JS::Realm& realm, String const& script_url, WorkerOptions const options)
     {
         auto& window = verify_cast<HTML::Window>(realm.global_object());
         return Worker::create(script_url, options, window.associated_document());
@@ -60,7 +60,7 @@ public:
 #undef __ENUMERATE
 
 protected:
-    Worker(DeprecatedFlyString const&, const WorkerOptions, DOM::Document&);
+    Worker(String const&, const WorkerOptions, DOM::Document&);
 
 private:
     static HTML::EventLoop& get_vm_event_loop(JS::VM& target_vm)
@@ -71,7 +71,7 @@ private:
     virtual JS::ThrowCompletionOr<void> initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;
 
-    DeprecatedFlyString m_script_url;
+    String m_script_url;
     WorkerOptions m_options;
 
     JS::GCPtr<DOM::Document> m_document;
diff --git a/Userland/Libraries/LibWeb/HTML/Worker.idl b/Userland/Libraries/LibWeb/HTML/Worker.idl
index 4f92053381..a3e4eafb48 100644
--- a/Userland/Libraries/LibWeb/HTML/Worker.idl
+++ b/Userland/Libraries/LibWeb/HTML/Worker.idl
@@ -1,7 +1,7 @@
 #import <DOM/EventTarget.idl>
 #import <DOM/EventHandler.idl>
 
-[Exposed=(Window)]
+[Exposed=(Window), UseNewAKString]
 interface Worker : EventTarget {
     constructor(DOMString scriptURL, optional WorkerOptions options = {});