diff --git a/app.py b/app.py
index df1d0e5..02d2480 100644
--- a/app.py
+++ b/app.py
@@ -18,7 +18,7 @@ from collections import defaultdict, deque
 
 app = Flask(__name__)
 app.config.from_object(Config)
-app.wsgi_app = ProxyFix(app.wsgi_app, x_proto=1, x_host=1)
+app.wsgi_app = ProxyFix(app.wsgi_app, x_for=1, x_proto=1, x_host=1)
 SYSTEM_PASSWORD = app.config.get('SYSTEM_PASSWORD', 'changeme')
 DEFAULT_ADMIN_USERNAME = app.config.get('DEFAULT_ADMIN_USERNAME', 'admin')
 DEFAULT_ADMIN_PASSWORD = app.config.get('DEFAULT_ADMIN_PASSWORD', 'admin123')