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