diff --git a/smartgears/fhn_manager/tasks/main.yml b/smartgears/fhn_manager/tasks/main.yml
index 05f078df..35e1aeac 100644
--- a/smartgears/fhn_manager/tasks/main.yml
+++ b/smartgears/fhn_manager/tasks/main.yml
@@ -25,6 +25,9 @@
       copy: src={{ smartgears_downloads_dir }}/{{ fhn_manager_file }} dest={{ smartgears_instance_path }}/webapps/{{ fhn_manager_name }}.{{ fhn_extension }} force=yes remote_src=yes
       notify: Restart smartgears
 
+    - name: Install the cron job that delete the /tmp directory every day
+      cron: name="Delete tmp folder" special_time=daily job="find /tmp ! -name 'x509up_u1000' -type f -exec rm -f {} \; >/dev/null 2>&1"
+
   become: True
   become_user: '{{ d4science_user }}'
   when: fhn_manager_install