diff --git a/make_user_accounts.py b/make_user_accounts.py
index d6d0f89..2d09538 100644
--- a/make_user_accounts.py
+++ b/make_user_accounts.py
@@ -17,7 +17,7 @@ ap.add_argument("--nginx", type=argparse.FileType("w"), default="users.nginx.con
 ap.add_argument("--md", type=argparse.FileType("w"), default="users.md")
 ap.add_argument("--port", type=int, default=9060)
 ap.add_argument("--addusers", action="store_true", default=False)
-ap.add_argument("--servername", type=str, default="sandbox")
+ap.add_argument("--servername", default="sandbox")
 args = ap.parse_args()
 
 passwords = args.passwords.read().strip().splitlines()
@@ -26,7 +26,7 @@ template_env = Environment(loader=FileSystemLoader(args.templates))
 curport = args.port
 usernames = args.from_file.read().strip().splitlines()
 servername = args.servername.read().strip()
-                
+
 nbconfig = template_env.get_template("jupyter_notebook_config.py")
 csvout = writer(args.csv)
 csvout.writerow("username port password".split())
@@ -40,7 +40,7 @@ for username in usernames:
 	userdata['password'] = password
 	userdata['password_sha1'] = passwd(password)
 	userdata['port'] = curport
-    userdata['servername'] = servername
+	userdata['servername'] = servername
 	users.append(userdata)
 	csvout.writerow((userdata['username'], userdata['port'], userdata['password']))
 	curport += 1