diff --git a/discovery/triton/triton_test.go b/discovery/triton/triton_test.go
index 731303677d..6cbc52d020 100644
--- a/discovery/triton/triton_test.go
+++ b/discovery/triton/triton_test.go
@@ -83,7 +83,6 @@ var (
 func newTritonDiscovery(c SDConfig) (*Discovery, discovery.DiscovererMetrics, error) {
 	reg := prometheus.NewRegistry()
 	refreshMetrics := discovery.NewRefreshMetrics(reg)
-	// TODO(ptodev): Add the ability to unregister refresh metrics.
 	metrics := c.NewDiscovererMetrics(reg, refreshMetrics)
 	err := metrics.Register()
 	if err != nil {
diff --git a/discovery/xds/kuma_test.go b/discovery/xds/kuma_test.go
index 533a31dcf3..3f8a769fe1 100644
--- a/discovery/xds/kuma_test.go
+++ b/discovery/xds/kuma_test.go
@@ -111,7 +111,6 @@ func getKumaMadsV1DiscoveryResponse(resources ...*MonitoringAssignment) (*v3.Dis
 func newKumaTestHTTPDiscovery(c KumaSDConfig) (*fetchDiscovery, error) {
 	reg := prometheus.NewRegistry()
 	refreshMetrics := discovery.NewRefreshMetrics(reg)
-	// TODO(ptodev): Add the ability to unregister refresh metrics.
 	metrics := c.NewDiscovererMetrics(reg, refreshMetrics)
 	err := metrics.Register()
 	if err != nil {