diff --git a/tasks/config.yml b/tasks/config.yml
index c18838a..8aa78f6 100644
--- a/tasks/config.yml
+++ b/tasks/config.yml
@@ -1,4 +1,9 @@
 ---
+- name: Make sure targets exist
+  ansible.builtin.fail:
+    msg: "Pleas define a target with the ping_exporter__targets array"
+  when: ping_exporter__targets | length == 0
+
 - name: Create ping exporter config
   become: true
   ansible.builtin.template:
diff --git a/vars/main.yml b/vars/main.yml
index 2d2e2e1..b525b14 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -3,5 +3,5 @@ ping_exporter__repo: 'https://github.com/czerwonk/ping_exporter.git'
 ping_exporter__repo_api: 'https://api.github.com/repos/czerwonk/ping_exporter/releases/latest'
 
 # versionscheck
-playbook_version_number: 5   # should be a integer
+playbook_version_number: 6   # should be a integer
 playbook_version_path: 'do1jlr.prometheus_ping_exporter.version'