diff --git a/components/script/dom/document.rs b/components/script/dom/document.rs
index 6527e98b2e4..983ee450d45 100644
--- a/components/script/dom/document.rs
+++ b/components/script/dom/document.rs
@@ -2614,7 +2614,7 @@ impl DocumentMethods for Document {
             "focusevent" =>
                 Ok(Root::upcast(FocusEvent::new_uninitialized(&self.window))),
             "hashchangeevent" =>
-                Ok(Root::upcast(HashChangeEvent::new_uninitialized(&self.window.upcast()))),
+                Ok(Root::upcast(HashChangeEvent::new_uninitialized(&self.window))),
             "keyboardevent" =>
                 Ok(Root::upcast(KeyboardEvent::new_uninitialized(&self.window))),
             "messageevent" =>
diff --git a/components/script/dom/hashchangeevent.rs b/components/script/dom/hashchangeevent.rs
index b93b7a93631..cd4b2b0a71f 100644
--- a/components/script/dom/hashchangeevent.rs
+++ b/components/script/dom/hashchangeevent.rs
@@ -11,7 +11,7 @@ use dom::bindings::js::Root;
 use dom::bindings::reflector::reflect_dom_object;
 use dom::bindings::str::{DOMString, USVString};
 use dom::event::Event;
-use dom::globalscope::GlobalScope;
+use dom::window::Window;
 use servo_atoms::Atom;
 
 // https://html.spec.whatwg.org/multipage/#hashchangeevent
@@ -31,13 +31,13 @@ impl HashChangeEvent {
         }
     }
 
-    pub fn new_uninitialized(global: &GlobalScope) -> Root<HashChangeEvent> {
+    pub fn new_uninitialized(window: &Window) -> Root<HashChangeEvent> {
         reflect_dom_object(box HashChangeEvent::new_inherited(String::new(), String::new()),
-                           global,
+                           window,
                            HashChangeEventBinding::Wrap)
     }
 
-    pub fn new(global: &GlobalScope,
+    pub fn new(window: &Window,
                type_: Atom,
                bubbles: bool,
                cancelable: bool,
@@ -45,7 +45,7 @@ impl HashChangeEvent {
                new_url: String)
                -> Root<HashChangeEvent> {
         let ev = reflect_dom_object(box HashChangeEvent::new_inherited(old_url, new_url),
-                                    global,
+                                    window,
                                     HashChangeEventBinding::Wrap);
         {
             let event = ev.upcast::<Event>();
@@ -54,11 +54,11 @@ impl HashChangeEvent {
         ev
     }
 
-    pub fn Constructor(global: &GlobalScope,
+    pub fn Constructor(window: &Window,
                        type_: DOMString,
                        init: &HashChangeEventBinding::HashChangeEventInit)
                        -> Fallible<Root<HashChangeEvent>> {
-        Ok(HashChangeEvent::new(global,
+        Ok(HashChangeEvent::new(window,
                                 Atom::from(type_),
                                 init.parent.bubbles,
                                 init.parent.cancelable,
diff --git a/components/script/dom/webidls/HashChangeEvent.webidl b/components/script/dom/webidls/HashChangeEvent.webidl
index d34400c7ccc..3d81e8ad383 100644
--- a/components/script/dom/webidls/HashChangeEvent.webidl
+++ b/components/script/dom/webidls/HashChangeEvent.webidl
@@ -3,7 +3,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#hashchangeevent
-[Constructor(DOMString type, optional HashChangeEventInit eventInitDict), Exposed=(Window,Worker)]
+[Constructor(DOMString type, optional HashChangeEventInit eventInitDict),
+ Exposed=Window]
 interface HashChangeEvent : Event {
   readonly attribute USVString oldURL;
   readonly attribute USVString newURL;
diff --git a/tests/wpt/metadata/workers/semantics/interface-objects/002.worker.js.ini b/tests/wpt/metadata/workers/semantics/interface-objects/002.worker.js.ini
index d05ef098814..845577c4bfb 100644
--- a/tests/wpt/metadata/workers/semantics/interface-objects/002.worker.js.ini
+++ b/tests/wpt/metadata/workers/semantics/interface-objects/002.worker.js.ini
@@ -6,9 +6,6 @@
   [The PopStateEvent interface object should not be exposed.]
     expected: FAIL
 
-  [The HashChangeEvent interface object should not be exposed.]
-    expected: FAIL
-
   [The PageTransitionEvent interface object should not be exposed.]
     expected: FAIL
 
diff --git a/tests/wpt/mozilla/tests/mozilla/interfaces.worker.js b/tests/wpt/mozilla/tests/mozilla/interfaces.worker.js
index d52f50df997..b99d8badf8e 100644
--- a/tests/wpt/mozilla/tests/mozilla/interfaces.worker.js
+++ b/tests/wpt/mozilla/tests/mozilla/interfaces.worker.js
@@ -29,7 +29,6 @@ test_interfaces([
   "FileReader",
   "FileReaderSync",
   "FormData",
-  "HashChangeEvent",
   "Headers",
   "History",
   "ImageData",