diff --git a/requirements.in b/requirements.in
index 6a3d6b7..9239290 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,5 +1,5 @@
 # Web framework
-Django >= 1.11, < 2.0
+Django >= 1.11, < 5.0
 
 # Database adapter
 psycopg2
diff --git a/requirements.txt b/requirements.txt
index 2bdc0db..6667cbd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,9 @@
 #
 #    pip-compile
 #
-django==1.11.29
+asgiref==3.7.2
+    # via django
+django==4.2.2
     # via -r requirements.in
 pillow==9.1.1
     # via
@@ -12,7 +14,7 @@ pillow==9.1.1
     #   reportlab
 psycopg2==2.9.3
     # via -r requirements.in
-pytz==2019.3
-    # via django
 reportlab==3.6.10
     # via -r requirements.in
+sqlparse==0.4.4
+    # via django