diff --git a/yunohost_tools.py b/yunohost_tools.py
index 7142b0ea..5b3fc05b 100644
--- a/yunohost_tools.py
+++ b/yunohost_tools.py
@@ -223,6 +223,7 @@ def tools_postinstall(domain, password, dyndns=False):
                 os.system('touch /etc/yunohost/light')
             else:
                 os.system('service dspam stop')
+                os.system('chmod -x /etc/cron.daily/dspam')
                 os.system('update-rc.d dspam remove')
                 os.system('sed -i "s/yes/no/g" /etc/default/dspam')
                 os.system('sed -i "s/dspam=no/dspam=yes/" /etc/yunohost/yunohost.conf')