1 files changed, 2 insertions, 2 deletions
diff --git a/src/components/script/dom/htmltablecaptionelement.rs b/src/components/script/dom/htmltablecaptionelement.rs
index 01bdbff9255..bfa42b893a9 100644
--- a/src/components/script/dom/htmltablecaptionelement.rs
+++ b/src/components/script/dom/htmltablecaptionelement.rs
@@ -39,7 +39,7 @@ impl HTMLTableCaptionElement {
 
 pub trait HTMLTableCaptionElementMethods {
     fn Align(&self) -> DOMString;
-    fn SetAlign(&mut self, _align: DOMString) -> ErrorResult;
+    fn SetAlign(&self, _align: DOMString) -> ErrorResult;
 }
 
 impl<'a> HTMLTableCaptionElementMethods for JSRef<'a, HTMLTableCaptionElement> {
@@ -47,7 +47,7 @@ impl<'a> HTMLTableCaptionElementMethods for JSRef<'a, HTMLTableCaptionElement> {
         "".to_owned()
     }
 
-    fn SetAlign(&mut self, _align: DOMString) -> ErrorResult {
+    fn SetAlign(&self, _align: DOMString) -> ErrorResult {
         Ok(())
     }
 }