diff --git a/Userland/Libraries/LibWeb/DOM/DOMEventListener.h b/Userland/Libraries/LibWeb/DOM/DOMEventListener.h
index 3d944f95e2..87a3b744a8 100644
--- a/Userland/Libraries/LibWeb/DOM/DOMEventListener.h
+++ b/Userland/Libraries/LibWeb/DOM/DOMEventListener.h
@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <AK/DeprecatedFlyString.h>
+#include <AK/FlyString.h>
 #include <LibJS/Heap/GCPtr.h>
 #include <LibJS/Runtime/Object.h>
 #include <LibWeb/Forward.h>
@@ -21,7 +21,7 @@ public:
     ~DOMEventListener();
 
     // type (a string)
-    DeprecatedFlyString type;
+    FlyString type;
 
     // callback (null or an EventListener object)
     JS::GCPtr<IDLEventListener> callback;
diff --git a/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp b/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
index 1fa9d398f5..2599966bfc 100644
--- a/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
+++ b/Userland/Libraries/LibWeb/DOM/EventDispatcher.cpp
@@ -63,7 +63,7 @@ bool EventDispatcher::inner_invoke(Event& event, Vector<JS::Handle<DOM::DOMEvent
             continue;
 
         // 1. If event’s type attribute value is not listener’s type, then continue.
-        if (event.type().to_deprecated_fly_string() != listener->type)
+        if (event.type() != listener->type)
             continue;
 
         // 2. Set found to true.
diff --git a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
index 586413f19a..742e1a70be 100644
--- a/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
+++ b/Userland/Libraries/LibWeb/DOM/EventTarget.cpp
@@ -129,7 +129,7 @@ void EventTarget::add_event_listener(FlyString const& type, IDLEventListener* ca
     //    once is once, and signal is signal.
 
     auto event_listener = heap().allocate_without_realm<DOMEventListener>();
-    event_listener->type = type.to_deprecated_fly_string();
+    event_listener->type = type;
     event_listener->callback = callback;
     event_listener->signal = move(flattened_options.signal);
     event_listener->capture = flattened_options.capture;
@@ -194,7 +194,7 @@ void EventTarget::remove_event_listener(FlyString const& type, IDLEventListener*
         return entry.callback->callback().callback == callback->callback().callback;
     };
     auto it = m_event_listener_list.find_if([&](auto& entry) {
-        return entry->type == type.to_deprecated_fly_string()
+        return entry->type == type
             && callbacks_match(*entry)
             && entry->capture == capture;
     });
@@ -560,7 +560,7 @@ void EventTarget::activate_event_handler(FlyString const& name, HTML::EventHandl
 
     // 5. Let listener be a new event listener whose type is the event handler event type corresponding to eventHandler and callback is callback.
     auto listener = realm.heap().allocate_without_realm<DOMEventListener>();
-    listener->type = name.to_deprecated_fly_string();
+    listener->type = name;
     listener->callback = IDLEventListener::create(realm, *callback).release_value_but_fixme_should_propagate_errors();
 
     // 6. Add an event listener with eventTarget and listener.
@@ -738,7 +738,7 @@ bool EventTarget::dispatch_event(Event& event)
 bool EventTarget::has_event_listener(FlyString const& type) const
 {
     for (auto& listener : m_event_listener_list) {
-        if (listener->type == type.to_deprecated_fly_string())
+        if (listener->type == type)
             return true;
     }
     return false;