diff --git a/pkg/apis/externaldns/types_test.go b/pkg/apis/externaldns/types_test.go
index a8093fe1eb..13bc77cfdd 100644
--- a/pkg/apis/externaldns/types_test.go
+++ b/pkg/apis/externaldns/types_test.go
@@ -55,6 +55,7 @@ var (
 		AlibabaCloudConfigFile:      "/etc/kubernetes/alibaba-cloud.json",
 		AWSZoneType:                 "",
 		AWSZoneTagFilter:            []string{""},
+		AWSZoneMatchParent:          false,
 		AWSAssumeRole:               "",
 		AWSAssumeRoleExternalID:     "",
 		AWSBatchChangeSize:          1000,
@@ -166,6 +167,7 @@ var (
 		AlibabaCloudConfigFile:      "/etc/kubernetes/alibaba-cloud.json",
 		AWSZoneType:                 "private",
 		AWSZoneTagFilter:            []string{"tag=foo"},
+		AWSZoneMatchParent:          true,
 		AWSAssumeRole:               "some-other-role",
 		AWSAssumeRoleExternalID:     "pg2000",
 		AWSBatchChangeSize:          100,
@@ -351,6 +353,7 @@ func TestParseFlags(t *testing.T) {
 				"--exclude-target-net=1.1.0.0/9",
 				"--aws-zone-type=private",
 				"--aws-zone-tags=tag=foo",
+				"--aws-zone-match-parent",
 				"--aws-assume-role=some-other-role",
 				"--aws-assume-role-external-id=pg2000",
 				"--aws-batch-change-size=100",
@@ -473,6 +476,7 @@ func TestParseFlags(t *testing.T) {
 				"EXTERNAL_DNS_ZONE_ID_FILTER":                  "/hostedzone/ZTST1\n/hostedzone/ZTST2",
 				"EXTERNAL_DNS_AWS_ZONE_TYPE":                   "private",
 				"EXTERNAL_DNS_AWS_ZONE_TAGS":                   "tag=foo",
+				"EXTERNAL_DNS_AWS_ZONE_MATCH_PARENT":           "true",
 				"EXTERNAL_DNS_AWS_ASSUME_ROLE":                 "some-other-role",
 				"EXTERNAL_DNS_AWS_ASSUME_ROLE_EXTERNAL_ID":     "pg2000",
 				"EXTERNAL_DNS_AWS_BATCH_CHANGE_SIZE":           "100",