diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 949f73300..ded08cb54 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -170,7 +170,7 @@ and `Stop()` methods.
 ### Service Plugin Guidelines
 
 * Same as the `Plugin` guidelines, except that they must conform to the
-`inputs.ServiceInput` interface.
+[`telegraf.ServiceInput`](https://godoc.org/github.com/influxdata/telegraf#ServiceInput) interface.
 
 ## Output Plugins