diff --git a/python/nav/web/radius/forms.py b/python/nav/web/radius/forms.py
index a6eb3c9e34..294c6b870c 100644
--- a/python/nav/web/radius/forms.py
+++ b/python/nav/web/radius/forms.py
@@ -20,8 +20,6 @@
 from django.core.validators import validate_ipv4_address
 from django.core.validators import validate_integer as django_validate_integer
 
-from crispy_forms.helper import FormHelper
-from crispy_forms_foundation.layout import Layout, Submit
 from nav.web.crispyforms import (
     set_flat_form_attributes,
     FormColumn,
@@ -255,9 +253,8 @@ class AccountChartsForm(forms.Form):
 
     def __init__(self, *args, **kwargs):
         super(AccountChartsForm, self).__init__(*args, **kwargs)
-        self.helper = FormHelper()
-        self.helper.form_action = ''
-        self.helper.form_method = 'GET'
-        self.helper.layout = Layout(
-            'days', 'charts', Submit('send', 'Show me', css_class='small')
+        self.attrs = set_flat_form_attributes(
+            form_method='get',
+            form_fields=[self['days'], self['charts']],
+            submit_field=SubmitField('send', 'Show me', css_classes='small'),
         )
diff --git a/python/nav/web/templates/radius/account_charts.html b/python/nav/web/templates/radius/account_charts.html
index 8665b5cd43..1780dbaf1c 100644
--- a/python/nav/web/templates/radius/account_charts.html
+++ b/python/nav/web/templates/radius/account_charts.html
@@ -1,5 +1,4 @@
 {% extends "radius/base.html" %}
-{% load crispy_forms_tags %}
 {% load radius %}
 
 {% block content %}
@@ -16,7 +15,7 @@ <h4 class="subheader">Show top 6 talkers</h4>
 
   <div id="form" class="row">
     <div class="medium-6 columns">
-      {% crispy form %}
+      {% include 'custom_crispy_templates/flat_form.html' %}
     </div>
   </div>