diff --git a/defaults/main.yml b/defaults/main.yml
index 3a6c497..7728af6 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -17,3 +17,5 @@ experimental_enable: "{{ metrics_enable }}"
 tcp_listen: false
 live_restore: true
 swarm_init: false
+
+docker_cronjob_prune: true
diff --git a/tasks/config.yml b/tasks/config.yml
index 55874a4..941b307 100644
--- a/tasks/config.yml
+++ b/tasks/config.yml
@@ -17,4 +17,14 @@
   notify:
     - restart docker service
 
+- name: Schedule Docker system prune at 0:00 every day
+  ansible.builtin.cron:
+    name: "Daily Docker system prune"
+    user: "root"
+    job: "docker system prune -af --volumes"
+    special_time: "daily"
+    hour: "0"
+    minute: "0"
+  when: docker_cronjob_prune
+
 - meta: flush_handlers