diff --git a/prometheus/files/exporter/service b/prometheus/files/exporter/service
index c702bd5..f55c621 100644
--- a/prometheus/files/exporter/service
+++ b/prometheus/files/exporter/service
@@ -4,11 +4,11 @@ Documentation=https://prometheus.io/docs/introduction/overview/
 After=network-online.target
 
 [Service]
-EnvironmentFile=-/etc/default/{{ svc }}
+EnvironmentFile=-/etc/default/{{ svc_name }}
 User={{ user }}
 Group={{ user }}
 Restart=on-failure
-ExecStart=/opt/prometheus/{{ exporter }}/bin/{{ svc }} \
+ExecStart=/opt/prometheus/{{ exporter }}/bin/{{ svc_name }} \
 {% if svc_args is string %}{{ svc_args }}{% else %}
 {% for svc_arg in svc_args %} {{ svc_arg }}{% endfor %}
 {% endif %}