diff --git a/deployer/roles/build/tasks/backup.yml b/deployer/roles/build/tasks/backup.yml
index 7020de7..501abcf 100644
--- a/deployer/roles/build/tasks/backup.yml
+++ b/deployer/roles/build/tasks/backup.yml
@@ -1,26 +1,26 @@
 ---
 # Needs variables:
-#   - item: dict describing the site install (cf group_vars/all/vars.yml)
+#   - site: dict describing the site install (cf group_vars/all/vars.yml)
 #   - site_data_path: path of the site's data
 
 - name: "Data backups"
   block:
     - name: "Setup weekly backup of site's data"
       cron:
-        name: "backup {{ item.slug }} data"
+        name: "backup {{ site.slug }} data"
         # hour: "{{ 24 | random }}"
         # minute: "{{ 60 | random }}"
         special_time: weekly
         user: "root"
-        job: "tar czf {{ backups_path }}/{{ item.slug }}.tar.gz {{ site_data_path }}"
+        job: "tar czf {{ backups_path }}/{{ site.slug }}.tar.gz {{ site_data_path }}"
       become: yes
     - name: "Setup data backup rotation with logrotate"
       blockinfile:
-        path: "/etc/logrotate.d/{{ item.slug }}"
+        path: "/etc/logrotate.d/{{ site.slug }}"
         marker: "# {mark} DATA BACKUP"
         create: yes
         block: |
-          {{ backups_path }}/{{ item.slug }}.tar.gz {
+          {{ backups_path }}/{{ site.slug }}.tar.gz {
             weekly
             rotate 4
             nocompress
@@ -38,18 +38,18 @@
     # putting the password in the crontab
     - name: "Setup weekly backup of database"
       cron:
-        name: "backup {{ item.slug }} database"
+        name: "backup {{ site.slug }} database"
         special_time: weekly
         user: "root" # need root for passwordless mysqldump
-        job: "mysqldump {{ item.mysql_database }} | gzip -c > {{ backups_path }}/{{ item.slug }}.sql.gz"
+        job: "mysqldump {{ site.mysql_database }} | gzip -c > {{ backups_path }}/{{ site.slug }}.sql.gz"
       become: yes
     - name: "Setup database backup rotation with logrotate"
       blockinfile:
-        path: "/etc/logrotate.d/{{ item.slug }}"
+        path: "/etc/logrotate.d/{{ site.slug }}"
         marker: "# {mark} DATABASE BACKUP"
         create: yes
         block: |
-          {{ backups_path }}/{{ item.slug }}.sql.gz {
+          {{ backups_path }}/{{ site.slug }}.sql.gz {
             weekly
             rotate 4
             nocompress
@@ -59,4 +59,4 @@
             missingok
           }
       become: yes
-  when: item.mysql_database is defined
+  when: site.mysql_database is defined