diff --git a/json2ldap.py b/json2ldap.py
index 070aebc..9ad048b 100644
--- a/json2ldap.py
+++ b/json2ldap.py
@@ -1,9 +1,12 @@
 import json
 from ldap3 import Server, Connection, ALL
 
+basedn = 'dc=nantes,dc=omero-fbi,dc=fr'
+usersdn = 'cn=users,'+basedn
+
 serv = Server('10.54.3.60', get_info=ALL)  # define an unsecure LDAP server, requesting info on DSE and schema
 
-conn = Connection(s, user='cn=admin,dc=nantes,dc=omero-fbi,dc=fr', password='Jps55Sk8An9y2nVL')
+conn = Connection(serv, user='cn=admin,dc=nantes,dc=omero-fbi,dc=fr', password='Jps55Sk8An9y2nVL')
 
 if not conn.bind():
     print('error in bind', conn.result)
@@ -13,16 +16,20 @@ data_file="user.json"
 with open(data_file, "r") as file:
     json_user = json.load(file)
     
-    ldap_user_dn = json_user["dn"]
+
     ldap_full_username = json_user["params"]["attributes"]["uid"]
     ldap_full_passwd = json_user["params"]["attributes"]["userPassword"]
     ldap_givenname = json_user["params"]["attributes"]["givenName"]
     ldap_surname = json_user["params"]["attributes"]["sn"]
+    ldap_cn = json_user["params"]["attributes"]["cn"]
     ldap_homedir = json_user["params"]["attributes"]["homeDirectory"]
     ldap_mail = json_user["params"]["attributes"]["mail"]
     ldap_uid_number = json_user["params"]["attributes"]["uidNumber"]
     ldap_gid_number = json_user["params"]["attributes"]["gidNumber"]
+    ldap_user_dn = 'uid=' + ldap_full_username + ',' + usersdn
 
-    conn.add(ldap_user_dn, ['inetOrgPerson', 'posixAccount', 'person', 'top'], {'sn': ldap_surname, 'gidNumber': ldap_gid_number, 'uidNumber': ldap_uid_number}, 'mail': ldap_mail, 'homeDirectory': ldap_homedir, 'userPassword': ldap_full_passwd, 'givenName': ldap_givenname, 'uid': ldap_full_username)
+    conn.add(ldap_user_dn, ['inetOrgPerson', 'posixAccount', 'person', 'top'], {'sn': ldap_surname, 'gidNumber': ldap_gid_number, 'uidNumber': ldap_uid_number, 'mail': ldap_mail, 'homeDirectory': ldap_homedir, 'userPassword': ldap_full_passwd, 'givenName': ldap_givenname, 'uid': ldap_full_username, 'cn': ldap_cn})
+
+print(conn.result)
+conn.unbind()
 
-print(c.result)