diff --git a/staging/src/k8s.io/kubectl/pkg/cmd/clusterinfo/clusterinfo_dump.go b/staging/src/k8s.io/kubectl/pkg/cmd/clusterinfo/clusterinfo_dump.go
index 4254405e332..5a854635df7 100644
--- a/staging/src/k8s.io/kubectl/pkg/cmd/clusterinfo/clusterinfo_dump.go
+++ b/staging/src/k8s.io/kubectl/pkg/cmd/clusterinfo/clusterinfo_dump.go
@@ -200,6 +200,8 @@ func (o *ClusterInfoDumpOptions) Run() error {
 				metav1.NamespaceSystem,
 				o.Namespace,
 			}
+		} else {
+			namespaces = o.Namespaces
 		}
 	}
 	for _, namespace := range namespaces {