1 files changed, 3 insertions, 3 deletions
diff --git a/src/components/script/dom/htmlelement.rs b/src/components/script/dom/htmlelement.rs
index ebde2f060e0..250cdc65dd1 100644
--- a/src/components/script/dom/htmlelement.rs
+++ b/src/components/script/dom/htmlelement.rs
@@ -80,8 +80,8 @@ impl<'a> HTMLElementMethods for JSRef<'a, HTMLElement> {
 }
 
 impl<'a> VirtualMethods for JSRef<'a, HTMLElement> {
-    fn super_type<'a>(&'a mut self) -> Option<&'a mut VirtualMethods:> {
-        let element: &mut JSRef<Element> = ElementCast::from_mut_ref(self);
-        Some(element as &mut VirtualMethods:)
+    fn super_type<'a>(&'a self) -> Option<&'a VirtualMethods:> {
+        let element: &JSRef<Element> = ElementCast::from_ref(self);
+        Some(element as &VirtualMethods:)
     }
 }