diff --git a/staging/src/k8s.io/apimachinery/pkg/apimachinery/announced/group_factory.go b/staging/src/k8s.io/apimachinery/pkg/apimachinery/announced/group_factory.go
index 2f4b0898255..afb03295dd9 100644
--- a/staging/src/k8s.io/apimachinery/pkg/apimachinery/announced/group_factory.go
+++ b/staging/src/k8s.io/apimachinery/pkg/apimachinery/announced/group_factory.go
@@ -42,10 +42,16 @@ type GroupVersionFactoryArgs struct {
 
 // GroupMetaFactoryArgs contains the group-level args of a GroupMetaFactory.
 type GroupMetaFactoryArgs struct {
+	// GroupName is the name of the API-Group
+	//
+	// example: 'servicecatalog.k8s.io'
 	GroupName              string
 	VersionPreferenceOrder []string
-	ImportPrefix           string
-
+	// ImportPrefix is the base go package of the API-Group
+	//
+	// example: 'k8s.io/kubernetes/pkg/apis/autoscaling'
+	ImportPrefix string
+	// RootScopedKinds are resources that are not namespaced.
 	RootScopedKinds sets.String // nil is allowed
 	IgnoredKinds    sets.String // nil is allowed