diff --git a/balancer/xds/xds_client_test.go b/balancer/xds/xds_client_test.go
index 37dc87976afd..942f6ae07fcb 100644
--- a/balancer/xds/xds_client_test.go
+++ b/balancer/xds/xds_client_test.go
@@ -79,9 +79,9 @@ var (
 		TypeUrl:       edsType,
 	}
 	testCluster = &xdspb.Cluster{
-		Name:     testServiceName,
-		Type:     xdspb.Cluster_EDS,
-		LbPolicy: xdspb.Cluster_ROUND_ROBIN,
+		Name:                 testServiceName,
+		ClusterDiscoveryType: &xdspb.Cluster_Type{Type: xdspb.Cluster_EDS},
+		LbPolicy:             xdspb.Cluster_ROUND_ROBIN,
 	}
 	marshaledCluster, _ = proto.Marshal(testCluster)
 	testCDSResp         = &xdspb.DiscoveryResponse{
@@ -231,7 +231,7 @@ func (ttd *testTrafficDirector) StreamAggregatedResources(s xdsdiscoverypb.Aggre
 	}
 }
 
-func (ttd *testTrafficDirector) IncrementalAggregatedResources(xdsdiscoverypb.AggregatedDiscoveryService_IncrementalAggregatedResourcesServer) error {
+func (ttd *testTrafficDirector) DeltaAggregatedResources(xdsdiscoverypb.AggregatedDiscoveryService_DeltaAggregatedResourcesServer) error {
 	return status.Error(codes.Unimplemented, "")
 }
 
diff --git a/go.mod b/go.mod
index ca771c418b70..dd0d825bb659 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ require (
 	cloud.google.com/go v0.26.0 // indirect
 	github.com/BurntSushi/toml v0.3.1 // indirect
 	github.com/client9/misspell v0.3.4
-	github.com/envoyproxy/go-control-plane v0.6.7
+	github.com/envoyproxy/go-control-plane v0.6.9
 	github.com/gogo/googleapis v1.1.0 // indirect
 	github.com/gogo/protobuf v1.2.0
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
diff --git a/go.sum b/go.sum
index a4dcc0b0c8e3..3fd9abd6c230 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,8 @@ github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/client9/misspell v0.3.4 h1:ta993UF76GwbvJcIo3Y68y/M3WxlpEHPWIGDkJYwzJI=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/envoyproxy/go-control-plane v0.6.7 h1:fyr1xdpt6v/HvZL70++avYT0HggJQD6/dHgNk0+uJjM=
-github.com/envoyproxy/go-control-plane v0.6.7/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g=
+github.com/envoyproxy/go-control-plane v0.6.9 h1:deEH9W8ZAUGNbCdX+9iNzBOGrAOrnpJGoy0PcTqk/tE=
+github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g=
 github.com/gogo/googleapis v1.1.0 h1:kFkMAZBNAn4j7K0GiZr8cRYzejq68VbheufiV3YuyFI=
 github.com/gogo/googleapis v1.1.0/go.mod h1:gf4bu3Q80BeJ6H1S1vYPm8/ELATdvryBaNFGgqEef3s=
 github.com/gogo/protobuf v1.2.0 h1:xU6/SpYbvkNYiptHJYEDRseDLvYE7wSqhYYNy0QSUzI=