diff --git a/requirements.txt b/requirements.txt
index 25952d1..f689f2d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ cycler==0.10.0
 ddt==1.2.1
 decorator==4.0.9
 dj-database-url==0.4.1
-django==1.11.23
+django==4.2.27
 django-admin-sortable2==0.6.10
 django-appconf==1.0.2
 django-attachments==1.0.1
@@ -163,3 +163,4 @@ Werkzeug==0.15.3
 #wrapt==1.9.0
 xmltodict==0.10.2
 
+urllib3>=2.6.0 # not directly required, pinned by Snyk to avoid a vulnerability