diff --git a/src/features.coffee b/src/features.coffee
index 822325e8a..590e25bd7 100644
--- a/src/features.coffee
+++ b/src/features.coffee
@@ -59,7 +59,7 @@ Header =
       return unless Main.isThisPageLegit()
       # Wait for #boardNavMobile instead of #boardNavDesktop,
       # it might be incomplete otherwise.
-      $.asap (-> $.id 'boardNavMobile'), Header.setBoardList
+      $.asap (-> $.id('boardNavMobile') or d.readyState is 'complete'), Header.setBoardList
       $.prepend d.body, headerEl
 
   setBoardList: ->