diff --git a/components/style/element_state.rs b/components/style/element_state.rs
index 3fe94f3e882..027ebc839b4 100644
--- a/components/style/element_state.rs
+++ b/components/style/element_state.rs
@@ -143,7 +143,7 @@ bitflags! {
         const IN_FOCUS_VISIBLE_STATE = 1 << 52;
         /// State that dialog element is modal, for centered alignment
         ///
-        /// https://html.spec.whatwg.org/#centered-alignment
+        /// https://html.spec.whatwg.org/multipage/#centered-alignment
         const IN_MODAL_DIALOG_STATE = 1 << 53;
     }
 }