diff --git a/ansible/roles/prechecks/tasks/main.yml b/ansible/roles/prechecks/tasks/main.yml
index 8614d29e1c..2f0f8684b1 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