diff --git a/requirements.txt b/requirements.txt
index 0255718..76d40d5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 autopep8
 bcrypt
 defusedxml
-Django>=5.1
+Django>=4.2.16
 django-anymail[mailgun]
 django-auth-ldap
 django-bootstrap4