diff --git a/tasks/main.yml b/tasks/main.yml
index a60fe3c..d5f76ff 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -9,7 +9,8 @@
     that:
       - monitored_dont|default(false) != true
       - monitored_by_nrpe == true or monitored_by_ssh == true
-    fail_msg: "Neither monitored_by_nrpe nor monitored_by_ssh set to True"
+      - monitored_by_ssh != true or monitored_ssh_key_files != []
+    fail_msg: "Sanity checks failed"
 
 - name: Gather OS Specific Variables
   include_vars: "{{ item }}"