diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
index 339e11b0ad..172aaa8d00 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
@@ -15,6 +15,7 @@
 #include <LibWeb/DOM/EventListener.h>
 #include <LibWeb/DOM/ExceptionOr.h>
 #include <LibWeb/DOM/Window.h>
+#include <LibWeb/HTML/EventHandler.h>
 #include <LibWeb/HTML/EventNames.h>
 #include <LibWeb/Loader/ResourceLoader.h>
 #include <LibWeb/Origin.h>
@@ -260,4 +261,14 @@ JS::Object* XMLHttpRequest::create_wrapper(JS::GlobalObject& global_object)
     return wrap(global_object, *this);
 }
 
+HTML::EventHandler XMLHttpRequest::onreadystatechange()
+{
+    return event_handler_attribute(Web::XHR::EventNames::readystatechange);
+}
+
+void XMLHttpRequest::set_onreadystatechange(HTML::EventHandler value)
+{
+    set_event_handler_attribute(Web::XHR::EventNames::readystatechange, move(value));
+}
+
 }
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
index a7f78a8c65..3449ce8c36 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
@@ -58,6 +58,9 @@ public:
 
     String get_response_header(const String& name) { return m_response_headers.get(name).value_or({}); }
 
+    HTML::EventHandler onreadystatechange();
+    void set_onreadystatechange(HTML::EventHandler);
+
 private:
     virtual void ref_event_target() override { ref(); }
     virtual void unref_event_target() override { unref(); }
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
index 21ae7a5a54..39298e278a 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
@@ -18,4 +18,6 @@ interface XMLHttpRequest : XMLHttpRequestEventTarget {
 
     ByteString? getResponseHeader(ByteString name);
 
+    attribute EventHandler onreadystatechange;
+
 };