@@ -546,7 +546,7 @@ def index():
546546 """Render index page."""
547547
548548 # UI
549− advanced_search = request.form.get('advanced_search', request.preferences.get_value('advanced_search'))
549+ advanced_search = request.preferences.get_value('advanced_search')
550550
551551 # redirect to search if there's a query in the request
552552 if request.form.get('q'):
@@ -611,7 +611,7 @@ def search():
611611 return redirect(result_container.redirect_url)
612612
613613 # UI
614− advanced_search = request.form.get('advanced_search', None)
614+ advanced_search = request.preferences.get_value('advanced_search')
615615
616616 # Server-Timing header
617617 request.timings = result_container.get_timings()