diff --git a/prepare_lxc_hosts.yml b/prepare_lxc_hosts.yml
index 96522a7..1c9776f 100644
--- a/prepare_lxc_hosts.yml
+++ b/prepare_lxc_hosts.yml
@@ -43,6 +43,15 @@
         - Restart dnsmasq
 
 
+
+    - name: Fix evil Debian default /etc/network/interfaces
+      lineinfile:
+        dest: /etc/network/interfaces
+        regexp: 'source.*interfaces.d'
+        line: 'source-directory /etc/network/interfaces.d'
+        backup: yes
+
+
     - name: dnsmasq should use /etc/resolv.conf
       lineinfile:
         path: /etc/default/dnsmasq