diff --git a/Userland/Libraries/LibWeb/CSS/FontFaceSet.cpp b/Userland/Libraries/LibWeb/CSS/FontFaceSet.cpp
index d3995826601..c82678c0145 100644
--- a/Userland/Libraries/LibWeb/CSS/FontFaceSet.cpp
+++ b/Userland/Libraries/LibWeb/CSS/FontFaceSet.cpp
@@ -39,7 +39,7 @@ JS::NonnullGCPtr<FontFaceSet> FontFaceSet::create(JS::Realm& realm)
 }
 
 FontFaceSet::FontFaceSet(JS::Realm& realm, JS::NonnullGCPtr<WebIDL::Promise> ready_promise, JS::NonnullGCPtr<JS::Set> set_entries)
-    : Bindings::PlatformObject(realm)
+    : DOM::EventTarget(realm)
     , m_set_entries(set_entries)
     , m_ready_promise(ready_promise)
 {
diff --git a/Userland/Libraries/LibWeb/CSS/FontFaceSet.h b/Userland/Libraries/LibWeb/CSS/FontFaceSet.h
index 98f0bbb6519..4a4e7dc7b6f 100644
--- a/Userland/Libraries/LibWeb/CSS/FontFaceSet.h
+++ b/Userland/Libraries/LibWeb/CSS/FontFaceSet.h
@@ -11,11 +11,12 @@
 #include <LibWeb/Bindings/FontFaceSetPrototype.h>
 #include <LibWeb/Bindings/PlatformObject.h>
 #include <LibWeb/CSS/FontFace.h>
+#include <LibWeb/DOM/EventTarget.h>
 
 namespace Web::CSS {
 
-class FontFaceSet final : public Bindings::PlatformObject {
-    WEB_PLATFORM_OBJECT(FontFaceSet, Bindings::PlatformObject);
+class FontFaceSet final : public DOM::EventTarget {
+    WEB_PLATFORM_OBJECT(FontFaceSet, DOM::EventTarget);
     JS_DECLARE_ALLOCATOR(FontFaceSet);
 
 public:
diff --git a/Userland/Libraries/LibWeb/CSS/FontFaceSet.idl b/Userland/Libraries/LibWeb/CSS/FontFaceSet.idl
index 5041c717366..3a379bf2f47 100644
--- a/Userland/Libraries/LibWeb/CSS/FontFaceSet.idl
+++ b/Userland/Libraries/LibWeb/CSS/FontFaceSet.idl
@@ -1,4 +1,5 @@
 #import <CSS/FontFace.idl>
+#import <DOM/EventTarget.idl>
 
 dictionary FontFaceSetLoadEventInit : EventInit {
     sequence<FontFace> fontfaces = [];