diff --git a/roles/prometheus_node/tasks/config.yml b/roles/prometheus_node/tasks/config.yml
index ae5e7e2..a446b1e 100644
--- a/roles/prometheus_node/tasks/config.yml
+++ b/roles/prometheus_node/tasks/config.yml
@@ -40,7 +40,7 @@
     path: /etc/rc.conf.local
     line: >-
       node_exporter_flags=--collector.textfile.directory={{ prometheus_node_textfile_dir }}
-      {% for k, v in args.items() %}--{{ k }}="{{ v }}" {% endfor %}
+      {% for k, v in prometheus_node_exporter_args.items() %}--{{ k }}="{{ v }}" {% endfor %}
       --web.config=/etc/prometheus/node-exporter/tls/config.yml
     regexp: ^node_exporter_flags=.*$
   when: "ansible_distribution == 'OpenBSD'"