diff --git a/roles/nginx/tasks/main.yml b/roles/nginx/tasks/main.yml
index 9eab6db2f..5c2dee6ed 100644
--- a/roles/nginx/tasks/main.yml
+++ b/roles/nginx/tasks/main.yml
@@ -5,10 +5,18 @@
   with_items:
     - { src: "server.conf",dest: "/etc/nginx/" }
     - { src: "nginx.conf",dest: "/etc/nginx/" }
-    - { src: 'ports.conf' , dest: '/etc/{{ apache_service }}/' , mode: '0644' }
+    - { src: "ports.conf" , dest: "/etc/{{ apache_service }}/" }
     - { src: "iiab.conf.j2",dest: "/etc/nginx/conf.d/iiab.conf" }
   when: nginx_enabled
 
+- name: Clean stale config files
+  file:
+      state: absent
+      path: '{{ item.path }}'
+  with_items:
+    - { path: "/etc/nginx/conf.d/usb-lib.conf" }
+    - { path: "/etc/nginx/conf.d/modules.conf" }
+
 - name: Insure that apache2 is not running -- we may need port swap
   systemd:
     name: apache2