diff --git a/api/filters/imagetag/imagetag_test.go b/api/filters/imagetag/imagetag_test.go
index c2c43807b..96d68366a 100644
--- a/api/filters/imagetag/imagetag_test.go
+++ b/api/filters/imagetag/imagetag_test.go
@@ -21,7 +21,7 @@ func TestImageTagUpdater_Filter(t *testing.T) {
 	}{
 		"ignore CustomResourceDefinition": {
 			input: `
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: whatever
@@ -30,7 +30,7 @@ spec:
   - image: whatever
 `,
 			expectedOutput: `
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: whatever
diff --git a/api/krusty/crd_test.go b/api/krusty/crd_test.go
index f7a8f33fa..f1994aa11 100644
--- a/api/krusty/crd_test.go
+++ b/api/krusty/crd_test.go
@@ -32,7 +32,7 @@ spec:
   action: fly
 `)
 	th.WriteF("/app/base/mykind.yaml", `
-apiVersion: jingfang.example.com/v1beta1
+apiVersion: jingfang.example.com/v1
 kind: MyKind
 metadata:
   name: mykind
@@ -236,7 +236,7 @@ kind: Secret
 metadata:
   name: x-crdsecret
 ---
-apiVersion: jingfang.example.com/v1beta1
+apiVersion: jingfang.example.com/v1
 kind: MyKind
 metadata:
   name: x-mykind
@@ -285,7 +285,7 @@ kind: Secret
 metadata:
   name: prod-x-crdsecret
 ---
-apiVersion: jingfang.example.com/v1beta1
+apiVersion: jingfang.example.com/v1
 kind: MyKind
 metadata:
   name: prod-x-mykind
diff --git a/kyaml/kio/filters/fmtr_test.go b/kyaml/kio/filters/fmtr_test.go
index fc462dcfb..4e2de46bb 100644
--- a/kyaml/kio/filters/fmtr_test.go
+++ b/kyaml/kio/filters/fmtr_test.go
@@ -463,7 +463,7 @@ spec:
 // TestFormatInput_service verifies a Service yaml is formatted correctly
 func TestFormatInput_validatingWebhookConfiguration(t *testing.T) {
 	y := `
-apiVersion: admissionregistration.k8s.io/v1beta1
+apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
   name: <name of this configuration object>
@@ -490,7 +490,7 @@ webhooks:
   - v1beta1
   timeoutSeconds: 1
 `
-	expected := `apiVersion: admissionregistration.k8s.io/v1beta1
+	expected := `apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
   name: <name of this configuration object>
diff --git a/kyaml/yaml/order.go b/kyaml/yaml/order.go
index 06bdc6ac1..4e01c6489 100644
--- a/kyaml/yaml/order.go
+++ b/kyaml/yaml/order.go
@@ -87,7 +87,7 @@ var WhitelistedListSortKinds = newSet(
 // sorting list field elements
 var WhitelistedListSortApis = newSet(
 	"apps/v1", "apps/v1beta1", "apps/v1beta2", "batch/v1", "batch/v1beta1",
-	"extensions/v1beta1", "v1", "admissionregistration.k8s.io/v1beta1")
+	"extensions/v1beta1", "v1", "admissionregistration.k8s.io/v1")
 
 // WhitelistedListSortFields contains json paths to list fields that should
 // be sorted, and the field they should be sorted by
diff --git a/plugin/builtin/namespacetransformer/NamespaceTransformer_test.go b/plugin/builtin/namespacetransformer/NamespaceTransformer_test.go
index 01e36e80d..8e581a194 100644
--- a/plugin/builtin/namespacetransformer/NamespaceTransformer_test.go
+++ b/plugin/builtin/namespacetransformer/NamespaceTransformer_test.go
@@ -78,7 +78,7 @@ subjects:
   name: another
   namespace: random
 ---
-apiVersion: admissionregistration.k8s.io/v1beta1
+apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
   name: example
@@ -94,21 +94,21 @@ webhooks:
         name: svc2
         namespace: system
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd
 `,
-// Import note: The namespace transformer is in charge of
-// the metadata.namespace field. The namespace transformer SHOULD
-// NOT modify neither the "namespace" subfield within the
-// ClusterRoleBinding.subjects field nor the "namespace"
-// subfield in the ValidatingWebhookConfiguration.webhooks field.
-// This is the role of the namereference Transformer to handle
-// object reference changes (prefix/suffix and namespace).
-// For use cases involving simultaneous change of name and namespace,
-// refer to namespaces tests in pkg/target test suites.
-`
+		// Import note: The namespace transformer is in charge of
+		// the metadata.namespace field. The namespace transformer SHOULD
+		// NOT modify neither the "namespace" subfield within the
+		// ClusterRoleBinding.subjects field nor the "namespace"
+		// subfield in the ValidatingWebhookConfiguration.webhooks field.
+		// This is the role of the namereference Transformer to handle
+		// object reference changes (prefix/suffix and namespace).
+		// For use cases involving simultaneous change of name and namespace,
+		// refer to namespaces tests in pkg/target test suites.
+		`
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -159,7 +159,7 @@ subjects:
   name: another
   namespace: random
 ---
-apiVersion: admissionregistration.k8s.io/v1beta1
+apiVersion: admissionregistration.k8s.io/v1
 kind: ValidatingWebhookConfiguration
 metadata:
   name: example
@@ -175,7 +175,7 @@ webhooks:
       namespace: system
   name: example2
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd
@@ -259,12 +259,12 @@ metadata:
   name: cm
   namespace: bar
 `,
-    func(t *testing.T, err error) {
-		if err == nil {
-			t.Fatal("expected error")
-		}
-		if !strings.Contains(err.Error(), "ID conflict") {
-			t.Fatalf("unexpected error: %s", err.Error())
-		}
-	})
+		func(t *testing.T, err error) {
+			if err == nil {
+				t.Fatal("expected error")
+			}
+			if !strings.Contains(err.Error(), "ID conflict") {
+				t.Fatalf("unexpected error: %s", err.Error())
+			}
+		})
 }
diff --git a/plugin/builtin/prefixsuffixtransformer/PrefixSuffixTransformer_test.go b/plugin/builtin/prefixsuffixtransformer/PrefixSuffixTransformer_test.go
index 00c23d717..e30cf4ea6 100644
--- a/plugin/builtin/prefixsuffixtransformer/PrefixSuffixTransformer_test.go
+++ b/plugin/builtin/prefixsuffixtransformer/PrefixSuffixTransformer_test.go
@@ -37,7 +37,7 @@ spec:
   ports:
   - port: 7002
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd
@@ -67,7 +67,7 @@ spec:
   ports:
   - port: 7002
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd
@@ -106,7 +106,7 @@ spec:
       - image: myapp
         name: main
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd
@@ -134,7 +134,7 @@ spec:
       - image: myapp
         name: test-main
 ---
-apiVersion: apiextensions.k8s.io/v1beta1
+apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   name: crd