diff --git a/plugins/inputs/varnish/README.md b/plugins/inputs/varnish/README.md
index 215852d23..01ab7ac24 100644
--- a/plugins/inputs/varnish/README.md
+++ b/plugins/inputs/varnish/README.md
@@ -17,6 +17,10 @@ This plugin gathers stats from [Varnish HTTP Cache](https://varnish-cache.org/)
    ## Setting stats will override the defaults shown below.
    ## stats may also be set to ["all"], which will collect all stats
    stats = ["MAIN.cache_hit", "MAIN.cache_miss", "MAIN.uptime"]
+
+   ## Optional name for the varnish instance (or working directory) to query
+   ## Usually appened after -n in varnish cli
+   #name = instanceName
 ```
 
 ### Measurements & Fields: