diff --git a/main.py b/main.py
old mode 100644
new mode 100755
index de1a219..7533d8e
--- a/main.py
+++ b/main.py
@@ -23,9 +23,9 @@ api_client = Re2oAPIClient(api_hostname, api_username, api_password)
 
 client_hostname = socket.gethostname().split('.', 1)[0]
 
-all_users = api_client.list("localemail/users")
 
 def generate(api_client):
+    all_users = api_client.list("localemail/users")
     # Création de l'environnement Jinja
     env = Environment(loader=FileSystemLoader('.'))
     template = env.get_template('templates/list')
@@ -42,7 +42,7 @@ def generate(api_client):
     fichier.write(aliases_rendered)
     fichier.close()
 
-    call(["newalias", "generated/aliases"]) #  Update the aliases config file
+    call(["/usr/bin/newaliases"]) #  Update the aliases config file
     call(["postfix", "reload"]) #  force the reloading now
 
 for service in api_client.list("services/regen/"):