diff --git a/yunohost_app.py b/yunohost_app.py
index 44fb75a2..d63a13e6 100644
--- a/yunohost_app.py
+++ b/yunohost_app.py
@@ -676,7 +676,7 @@ def app_ssowatconf():
             'Email': 'mail'
         },
         'domains': domains,
-        'skipped_urls': [main_domain +'/ynhadmin'],
+        'skipped_urls': [main_domain +'/ynhadmin', main_domain +'/ynhapi'],
         'unprotected_urls': [],
         'users': users
     }
diff --git a/yunohost_backup.py b/yunohost_backup.py
index 0d9bd1f1..2edea6bb 100644
--- a/yunohost_backup.py
+++ b/yunohost_backup.py
@@ -50,5 +50,6 @@ def backup_init(helper=False):
     try:
         with open('/etc/yunohost/light') as f: pass
     except IOError:
-        os.system('update-rc.d tahoe-lafs defaults')
-        os.system('service tahoe-lafs restart')
+        pass
+        #os.system('update-rc.d tahoe-lafs defaults')
+        #os.system('service tahoe-lafs restart')
diff --git a/yunohost_dyndns.py b/yunohost_dyndns.py
index ce9fb806..e4dcc126 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 --no-ldap >> /dev/null' >/etc/cron.d/yunohost-dyndns")
+    os.system("echo '*/2 * * * * root yunohost dyndns update --no-ldap >> /dev/null' >/etc/cron.d/yunohost-dyndns")
     win_msg(_("DynDNS cron installed"))
 
 
diff --git a/yunohost_tools.py b/yunohost_tools.py
index ab544cd0..b296fb4a 100644
--- a/yunohost_tools.py
+++ b/yunohost_tools.py
@@ -31,7 +31,6 @@ import getpass
 import subprocess
 import requests
 import json
-import time
 from yunohost import YunoHostError, YunoHostLDAP, validate, colorize, get_required_args, win_msg
 from yunohost_domain import domain_add, domain_list
 from yunohost_dyndns import dyndns_subscribe
@@ -185,7 +184,7 @@ def tools_maindomain(old_domain, new_domain, dyndns=False):
         with open('/etc/yunohost/light') as f: pass
     except IOError:
         command_list.append('service amavis restart')
-        command_list.append('service tahoe-lafs restart')
+        #command_list.append('service tahoe-lafs restart')
 
     for command in command_list:
         if os.system(command) != 0:
@@ -198,8 +197,6 @@ def tools_maindomain(old_domain, new_domain, dyndns=False):
         dyndomain  = '.'.join(new_domain.split('.')[1:])
         if dyndomain in dyndomains:
             dyndns_subscribe(domain=new_domain)
-            time.sleep(120)
-            os.system('yunohost dyndns update')
 
     win_msg(_("Main domain has been successfully changed"))