diff --git a/panel/src/panel/tests/test_login.py b/panel/src/panel/tests/test_login.py
index 8f45ae4c..9874de00 100644
--- a/panel/src/panel/tests/test_login.py
+++ b/panel/src/panel/tests/test_login.py
@@ -1,9 +1,10 @@
 from django.test import TestCase
 from django.urls import reverse
 from django.contrib.auth.models import User
-from django.template import Template, Context
 from urllib.parse import unquote
 
+from panel.templatetags.custom_tags import auth_url
+
 class Login(TestCase):
     def setUp(self):
         self.username = 'testuser'
@@ -27,8 +28,7 @@ class Login(TestCase):
 
         # check that the expected login URL is in the response
         context = response.context[0]
-        template = Template("{% load custom_tags %}{% auth_url 'login' %}")
-        login_url = template.render(context)
+        login_url = auth_url(context, 'login')
         self.assertIn(login_url, response.content.decode('utf-8'))
 
         # log in
@@ -49,8 +49,7 @@ class Login(TestCase):
 
         # check that the expected logout URL is present
         context = response.context[0]
-        template = Template("{% load custom_tags %}{% auth_url 'logout' %}")
-        logout_url = template.render(context)
+        logout_url = auth_url(context, 'logout')
         self.assertIn(logout_url, response.content.decode('utf-8'))
 
         # log out again
@@ -88,8 +87,7 @@ class Login(TestCase):
 
         # check that the expected logout URL is present
         context = response.context[0]
-        template = Template("{% load custom_tags %}{% auth_url 'logout' %}")
-        logout_url = template.render(context)
+        logout_url = auth_url(context, 'logout')
         self.assertIn(logout_url, response.content.decode('utf-8'))
 
         # log out
@@ -97,8 +95,7 @@ class Login(TestCase):
 
         # check that we're at the expected location, logged out
         self.assertEqual(response.status_code, 200)
-        template = Template("{% load custom_tags %}{% auth_url 'login' %}")
-        login_url = template.render(context)
+        login_url = auth_url(context, 'login')
         location, status = response.redirect_chain[-1]
         self.assertEqual(location, unquote(login_url))
         self.assertFalse(response.context['user'].is_authenticated)