diff --git a/docker/settings.py b/docker/settings.py
index 894974f..a3f007d 100644
--- a/docker/settings.py
+++ b/docker/settings.py
@@ -140,6 +140,9 @@ TEMPLATES = [
     },
 ]
 
+# New in Django 3.2
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 INSTALLED_APPS = (
     'django.contrib.auth',
     'django.contrib.contenttypes',
diff --git a/settings.py b/settings.py
index d03d15c..a69eb53 100644
--- a/settings.py
+++ b/settings.py
@@ -140,6 +140,9 @@ TEMPLATES = [
     },
 ]
 
+# New in Django 3.2
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 INSTALLED_APPS = (
     'django.contrib.auth',
     'django.contrib.contenttypes',