diff --git a/simple_erp/settings.py b/simple_erp/settings.py
index c02c5f3..fcf851e 100644
--- a/simple_erp/settings.py
+++ b/simple_erp/settings.py
@@ -25,7 +25,7 @@
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = ['127.0.0.1', 'localhost', 'dependent-dropdown-example.herokuapp.com']
 
 
 # Application definition