diff --git a/src/postorius/models.py b/src/postorius/models.py
index abc277b..59d8a0d 100644
--- a/src/postorius/models.py
+++ b/src/postorius/models.py
@@ -34,7 +34,7 @@
 from django.db import models
 from django.http import Http404
 from django.template import Context
-from django.template.loader import get_template
+from django.template.loader import render_to_string
 from mailmanclient import MailmanConnectionError
 from postorius.utils import get_client
 try:
@@ -326,7 +326,6 @@
             except AttributeError:
                 raise ImproperlyConfigured
 
-        send_mail(email_subject,
-                  get_template(template_path).render(template_context),
+        send_mail(email_subject, render_to_string(template_path, template_context),
                   sender_address,
                   [self.email])