diff --git a/pkg/apis/crd/v1alpha1/doc.go b/pkg/apis/crd/v1alpha1/doc.go
index 2914f1ed7d7..bf32d20dfe3 100644
--- a/pkg/apis/crd/v1alpha1/doc.go
+++ b/pkg/apis/crd/v1alpha1/doc.go
@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// +k8s:openapi-gen=true
 // +k8s:deepcopy-gen=package
 // +k8s:defaulter-gen=TypeMeta
 // +groupName=crd.antrea.io
diff --git a/pkg/apis/crd/v1alpha2/doc.go b/pkg/apis/crd/v1alpha2/doc.go
index 8c64c979898..6a8a7cccbcc 100644
--- a/pkg/apis/crd/v1alpha2/doc.go
+++ b/pkg/apis/crd/v1alpha2/doc.go
@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// +k8s:openapi-gen=true
 // +k8s:deepcopy-gen=package
 // +groupName=crd.antrea.io
 
diff --git a/pkg/apis/crd/v1alpha3/doc.go b/pkg/apis/crd/v1alpha3/doc.go
index 5ad2c22cb11..42fa8ee6b46 100644
--- a/pkg/apis/crd/v1alpha3/doc.go
+++ b/pkg/apis/crd/v1alpha3/doc.go
@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// +k8s:openapi-gen=true
 // +k8s:deepcopy-gen=package
 // +groupName=crd.antrea.io