diff --git a/accounts/__init__.py b/accounts/__init__.py
index 9016eee..9804e55 100644
--- a/accounts/__init__.py
+++ b/accounts/__init__.py
@@ -30,6 +30,7 @@ app.config['LDAP_OPENLDAP'] = True
 app.config['LDAP_USER_OBJECT_FILTER'] = '(&(objectclass=posixAccount)(uid=%s))'
 
 # Login cookies
+app.config['SESSION_COOKIE_DOMAIN'] = os.environ.get('COOKIE_DOMAIN')
 app.config['REMEMBER_COOKIE_DOMAIN'] = os.environ.get('COOKIE_DOMAIN')
 
 db = SQLAlchemy(app)