diff --git a/pkg/api/testing/serialization_test.go b/pkg/api/testing/serialization_test.go
index b3865203a21..ba6d1c1ea9f 100644
--- a/pkg/api/testing/serialization_test.go
+++ b/pkg/api/testing/serialization_test.go
@@ -170,7 +170,7 @@ var nonRoundTrippableTypes = sets.NewString(
 var commonKinds = []string{"Status", "ListOptions", "DeleteOptions", "ExportOptions", "GetOptions", "CreateOptions", "UpdateOptions", "PatchOptions"}
 
 // TestCommonKindsRegistered verifies that all group/versions registered with
-// the testapi package have the common kinds.
+// the legacyscheme package have the common kinds.
 func TestCommonKindsRegistered(t *testing.T) {
 	gvs := map[schema.GroupVersion]bool{}
 	for gvk := range legacyscheme.Scheme.AllKnownTypes() {
@@ -213,7 +213,7 @@ func TestCommonKindsRegistered(t *testing.T) {
 }
 
 // TestRoundTripTypes applies the round-trip test to all round-trippable Kinds
-// in all of the API groups registered for test in the testapi package.
+// in all of the API groups registered for test in the legacyscheme package.
 func TestRoundTripTypes(t *testing.T) {
 	seed := rand.Int63()
 	fuzzer := fuzzer.FuzzerFor(FuzzerFuncs, rand.NewSource(seed), legacyscheme.Codecs)
diff --git a/pkg/apis/core/install/install_test.go b/pkg/apis/core/install/install_test.go
index adc0c84e903..eec495baf0b 100644
--- a/pkg/apis/core/install/install_test.go
+++ b/pkg/apis/core/install/install_test.go
@@ -51,8 +51,6 @@ func TestResourceVersioner(t *testing.T) {
 
 func TestCodec(t *testing.T) {
 	pod := internal.Pod{}
-	// We do want to use package registered rather than testapi here, because we
-	// want to test if the package install and package registered work as expected.
 	data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(schema.GroupVersion{Group: "", Version: "v1"}), &pod)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
diff --git a/staging/publishing/import-restrictions.yaml b/staging/publishing/import-restrictions.yaml
index d033a68c983..c9b96c82fbf 100644
--- a/staging/publishing/import-restrictions.yaml
+++ b/staging/publishing/import-restrictions.yaml
@@ -16,7 +16,6 @@
   # Main goal: pkg/apis should be as self-contained as possible.
   - k8s.io/kubernetes/pkg/apis/apps
   - k8s.io/kubernetes/pkg/api/legacyscheme
-  - k8s.io/kubernetes/pkg/api/testapi
   - k8s.io/api/apps/v1
   ignoredSubTrees:
   - "./pkg/apis/core/validation"