diff --git a/pkg/apis/samplecontroller/v1alpha1/doc.go b/pkg/apis/samplecontroller/v1alpha1/doc.go
index 72ef5aef..cc32031d 100644
--- a/pkg/apis/samplecontroller/v1alpha1/doc.go
+++ b/pkg/apis/samplecontroller/v1alpha1/doc.go
@@ -17,6 +17,7 @@ limitations under the License.
 // +k8s:deepcopy-gen=package
 // +k8s:openapi-gen=true
 // +groupName=samplecontroller.k8s.io
+// +k8s:openapi-model-package=io.k8s.sample-controller.pkg.apis.samplecontroller.v1alpha1
 
 // Package v1alpha1 is the v1alpha1 version of the API.
 package v1alpha1