diff --git a/tabellio/searchform/docsearchpfb.pt b/tabellio/searchform/docsearchpfb.pt
index 0c78fdb..596f5ca 100644
--- a/tabellio/searchform/docsearchpfb.pt
+++ b/tabellio/searchform/docsearchpfb.pt
@@ -58,11 +58,11 @@
         </div>
 
         </dd>
-        <dt id="fieldset-legend-questions">Questions &amp; interpellations</dt>
+        <dt id="fieldsetlegend-questions">Questions &amp; interpellations</dt>
         <dd id="fieldset-questions">
 
         <form method="post" action="./#resultsbox">
-          <div tal:replace="structure view/question_search_form"/>
+          <div tal:replace="structure view/question_pfb_search_form"/>
         </form>
 
         <div tal:define="search_results view/question_search_results;
diff --git a/tabellio/searchform/form.py b/tabellio/searchform/form.py
index f714b1d..2ad0f87 100644
--- a/tabellio/searchform/form.py
+++ b/tabellio/searchform/form.py
@@ -347,7 +347,6 @@ class DocumentSearchForm(form.Form):
     fields['authors'].widgetFactory = FieldAuthorsWidget
     fields['polgroups'].widgetFactory = FieldPolgroupsWidget
     fields['topics'].widgetFactory = FieldTopicsWidget
-    fields['sort_on'].widgetFactory = FieldRadioboxesWidget
     ignoreContext = True
     template = ViewPageTemplateFile('form_templates/view_form.pt')
 
@@ -396,7 +395,6 @@ class DossierSearchForm(form.Form):
     fields['participants'].widgetFactory = FieldAuthorsWidget
     fields['polgroups'].widgetFactory = FieldPolgroupsWidget
     fields['topics'].widgetFactory = FieldTopicsWidget
-    fields['sort_on'].widgetFactory = FieldRadioboxesWidget
     ignoreContext = True
     template = ViewPageTemplateFile('form_templates/view_form.pt')
 
@@ -439,7 +437,6 @@ class QuestionSearchForm(form.Form):
     fields['authors'].widgetFactory = FieldAuthorsWidget
     fields['polgroups'].widgetFactory = FieldPolgroupsWidget
     fields['topics'].widgetFactory = FieldTopicsWidget
-    fields['sort_on'].widgetFactory = FieldRadioboxesWidget
     ignoreContext = True
     template = ViewPageTemplateFile('form_templates/view_form.pt')
 
@@ -456,6 +453,10 @@ class QuestionSearchForm(form.Form):
             return self.request.response.redirect('./')
         return
 
+class QuestionPfbSearchForm(QuestionSearchForm):
+    fields = field.Fields(IQuestionSearch)
+    fields['sort_on'].widgetFactory = FieldRadioboxesWidget
+
 
 class IDocumentPfbSearch(interface.Interface):
     search_type_is_document = schema.TextLine(title=u'Search Type', default=u'1')
@@ -900,6 +901,11 @@ class SearchView(BrowserView):
         f.update()
         return f.render()
 
+    def question_pfb_search_form(self):
+        f = QuestionPfbSearchForm(self.context, self.request)
+        f.update()
+        return f.render()
+
     def document_search_form(self):
         f = DocumentSearchForm(self.context, self.request)
         f.update()