diff --git a/yunohost_app.py b/yunohost_app.py
index a3beeb4b..9014dca2 100644
--- a/yunohost_app.py
+++ b/yunohost_app.py
@@ -73,15 +73,18 @@ def app_fetchlist(url=None, name=None):
     try: os.listdir(repo_path)
     except OSError: os.makedirs(repo_path)
 
-    if not url:
+    if url is None:
         url = 'http://app.yunohost.org/list.json'
         name = 'yunohost'
     else:
-        if not name: raise YunoHostError(22, _("You must indicate a name for your custom list"))
+        if name is None: raise YunoHostError(22, _("You must indicate a name for your custom list"))
 
     if os.system('wget "'+ url +'" -O "'+ repo_path +'/'+ name +'.json"') != 0:
         raise YunoHostError(1, _("List server connection failed"))
 
+    os.system("touch /etc/cron.d/yunohost-applist-"+ name)
+    os.system("echo '00 00 * * * root yunohost app fetchlist -u "+ url +" -n "+ name +" --no-ldap >> /dev/null' >/etc/cron.d/yunohost-applist-"+ name)
+
     win_msg(_("List successfully fetched"))
 
 
@@ -95,6 +98,7 @@ def app_removelist(name):
     """
     try:
         os.remove(repo_path +'/'+ name + '.json')
+        os.remove("/etc/cron.d/yunohost-applist-"+ name)
     except OSError:
         raise YunoHostError(22, _("Unknown list"))
 
diff --git a/yunohost_dyndns.py b/yunohost_dyndns.py
index 334a608d..2f91c2fe 100644
--- a/yunohost_dyndns.py
+++ b/yunohost_dyndns.py
@@ -146,7 +146,7 @@ def dyndns_installcron():
 
     """
     os.system("touch /etc/cron.d/yunohost-dyndns")
-    os.system("echo '*/30 * * * * root yunohost dyndns update >> /dev/null' >/etc/cron.d/yunohost-dyndns")
+    os.system("echo '*/30 * * * * root yunohost dyndns update --no-ldap >> /dev/null' >/etc/cron.d/yunohost-dyndns")
     win_msg(_("DynDNS cron installed"))
 
 
diff --git a/yunohost_firewall.py b/yunohost_firewall.py
index fe52a946..91aaa3f3 100644
--- a/yunohost_firewall.py
+++ b/yunohost_firewall.py
@@ -310,7 +310,7 @@ def firewall_installupnp():
     firewall['UPNP']['cron'] = True
 
     os.system("touch /etc/cron.d/yunohost-firewall")
-    os.system("echo '*/50 * * * * root yunohost firewall reload -u>>/dev/null'>/etc/cron.d/yunohost-firewall")
+    os.system("echo '*/50 * * * * root yunohost firewall reload -u --no-ldap >>/dev/null'>/etc/cron.d/yunohost-firewall")
     win_msg(_("UPNP cron installed"))
 
     os.system("mv /etc/yunohost/firewall.yml /etc/yunohost/firewall.yml.old")