diff --git a/cmd/kubeadm/.import-restrictions b/cmd/kubeadm/.import-restrictions
index ca9dc3e498a..e3a4aba6e74 100644
--- a/cmd/kubeadm/.import-restrictions
+++ b/cmd/kubeadm/.import-restrictions
@@ -5,6 +5,7 @@ rules:
   - selectorRegexp: k8s[.]io/kube-openapi/
     allowedPrefixes:
       - k8s.io/kube-openapi/pkg/util/proto
+      - k8s.io/kube-openapi/pkg/schemaconv
   - selectorRegexp: k8s[.]io/kube-proxy/
     allowedPrefixes:
       - k8s.io/kube-proxy/config/v1alpha1