diff --git a/register b/register
index cee3fed..9aeabee 100755
--- a/register
+++ b/register
@@ -1,6 +1,7 @@
 #!/usr/bin/python
 
 import os
+from subprocess import run
 from json import loads
 from http.server import BaseHTTPRequestHandler, HTTPServer
 
@@ -23,8 +24,7 @@ class Server(BaseHTTPRequestHandler):
             print('Cannot contain double quotes')
             return
 
-        os.system('adduser "' + data['username'] + '" "' + data['firstname'].capitalize() + '" "' +
-                  data['lastname'].capitalize() + '" "' + data['email'] + '" "' + data['password'] + '" "' + ldap_pass + '"')
+        run(['adduser', data['username'], data['firstname'].capitalize(), data['lastname'].capitalize(), data['email'], data['password'], ldap_pass)
 
         self.send_response(200)
         self.send_header('Content-type', 'text/html')