diff --git a/pfwb_archives_proxy/settings.py b/pfwb_archives_proxy/settings.py
index 773dcdf..58d92f6 100644
--- a/pfwb_archives_proxy/settings.py
+++ b/pfwb_archives_proxy/settings.py
@@ -117,3 +117,10 @@ USE_TZ = True
 # https://docs.djangoproject.com/en/2.2/howto/static-files/
 
 STATIC_URL = '/static/'
+
+
+local_settings_file = os.environ.get(
+    'PFWB_ARCHIVES_PROXY_SETTINGS_FILE', os.path.join(os.path.dirname(__file__), 'local_settings.py')
+)
+if os.path.exists(local_settings_file):
+    exec(open(local_settings_file).read())