diff --git a/scripts/telegraf.service b/scripts/telegraf.service
index cbbdc872d..ff9860d5c 100644
--- a/scripts/telegraf.service
+++ b/scripts/telegraf.service
@@ -6,7 +6,7 @@ After=network.target
 [Service]
 EnvironmentFile=-/etc/default/telegraf
 User=telegraf
-ExecStart=/usr/bin/telegraf -config /etc/telegraf/telegraf.conf -config-directory /etc/telegraf/telegraf.d ${TELEGRAF_OPTS}
+ExecStart=/usr/bin/telegraf -config /etc/telegraf/telegraf.conf -config-directory /etc/telegraf/telegraf.d $TELEGRAF_OPTS
 ExecReload=/bin/kill -HUP $MAINPID
 Restart=on-failure
 RestartForceExitStatus=SIGPIPE