diff --git a/playbooks/site_pre.yml b/playbooks/site_pre.yml
index 2407680..4e67f0c 100755
--- a/playbooks/site_pre.yml
+++ b/playbooks/site_pre.yml
@@ -4,6 +4,9 @@
   # Preambulatory system configuration
   # It's implicit that configuration here MUST preceed site_main.yml
 - import_playbook: all.yml
+  # Device type configuration
+- import_playbook: "{{ item }}"
+  loop: "{{ lookup('fileglob' 'device_types_*.yml') }}"
   # Platform configuration
 - import_playbook: "{{ item }}"
   loop: "{{ lookup('fileglob' 'platforms_*.yml') }}"