diff --git a/tasks/Debian-default.yml b/tasks/Debian-default.yml
index 82d7c58..6bf8578 100644
--- a/tasks/Debian-default.yml
+++ b/tasks/Debian-default.yml
@@ -1,5 +1,9 @@
 ---
 # tasks file for ensure_ansible_prereq
+- name: 'repository changes'
+  apt_repository:
+    repo: 'deb cdrom:*'
+    state: absent
 - name: 'package states'
   package:
     name: '{{ item.name }}'