diff --git a/pkg/pusher/pusher.go b/pkg/pusher/pusher.go
index ea1cb7718..73de8a7f0 100644
--- a/pkg/pusher/pusher.go
+++ b/pkg/pusher/pusher.go
@@ -93,6 +93,7 @@ func (p Provider) Provides(scheme string) bool {
 // Providers is a collection of Provider objects.
 type Providers []Provider
 
+// ProvidersResolver is an interface for retrieving Pusher objects
 type ProvidersResolver interface {
 	ByScheme(scheme string) (Pusher, error)
 }