diff --git a/tasks/main.yml b/tasks/main.yml
index 321bc66..04ec6a7 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -13,6 +13,8 @@
     password_lock: true
     system: true
     group: "{{ diun_user }}"
+    groups: docker
+    append: true
 
 - name: "Get download URL"
   ansible.builtin.shell: