diff --git a/listers/core/v1/replicationcontroller_expansion.go b/listers/core/v1/replicationcontroller_expansion.go
index 6a639868..c0d66745 100644
--- a/listers/core/v1/replicationcontroller_expansion.go
+++ b/listers/core/v1/replicationcontroller_expansion.go
@@ -33,7 +33,9 @@ type ReplicationControllerListerExpansion interface {
 // ReplicationControllerNamespaeLister.
 type ReplicationControllerNamespaceListerExpansion interface{}
 
-// GetPodControllers returns a list of replication controllers managing a pod. Returns an error only if no matching controllers are found.
+// GetPodControllers returns a list of ReplicationControllers that potentially match a pod.
+// Only the one specified in the Pod's ControllerRef will actually manage it.
+// Returns an error only if no matching ReplicationControllers are found.
 func (s *replicationControllerLister) GetPodControllers(pod *v1.Pod) ([]*v1.ReplicationController, error) {
 	if len(pod.Labels) == 0 {
 		return nil, fmt.Errorf("no controllers found for pod %v because it has no labels", pod.Name)
diff --git a/listers/extensions/v1beta1/replicaset_expansion.go b/listers/extensions/v1beta1/replicaset_expansion.go
index 8b92a328..8b0c5555 100644
--- a/listers/extensions/v1beta1/replicaset_expansion.go
+++ b/listers/extensions/v1beta1/replicaset_expansion.go
@@ -35,7 +35,9 @@ type ReplicaSetListerExpansion interface {
 // ReplicaSetNamespaeLister.
 type ReplicaSetNamespaceListerExpansion interface{}
 
-// GetPodReplicaSets returns a list of ReplicaSets managing a pod. Returns an error only if no matching ReplicaSets are found.
+// GetPodReplicaSets returns a list of ReplicaSets that potentially match a pod.
+// Only the one specified in the Pod's ControllerRef will actually manage it.
+// Returns an error only if no matching ReplicaSets are found.
 func (s *replicaSetLister) GetPodReplicaSets(pod *v1.Pod) ([]*extensions.ReplicaSet, error) {
 	if len(pod.Labels) == 0 {
 		return nil, fmt.Errorf("no ReplicaSets found for pod %v because it has no labels", pod.Name)