diff --git a/ansible/roles/prechecks/tasks/main.yml b/ansible/roles/prechecks/tasks/main.yml
index 8614d29e1caf0f654a47dcc5eed302b9a3b728e2..2f0f8684b1f7fefc9b2f37d806a352217fc38947 100644
--- a/ansible/roles/prechecks/tasks/main.yml
+++ b/ansible/roles/prechecks/tasks/main.yml
@@ -1,7 +1,7 @@
 ---
 - include_tasks: port_checks.yml
   when:
-    - inventory_hostname not in groups['deployment']
+    - inventory_hostname not in groups['deployment']|default([])
 
 - include_tasks: service_checks.yml