diff --git a/staging/src/k8s.io/code-generator/examples/hack/update-codegen.sh b/staging/src/k8s.io/code-generator/examples/hack/update-codegen.sh
index c04bc344e86..663360e1071 100755
--- a/staging/src/k8s.io/code-generator/examples/hack/update-codegen.sh
+++ b/staging/src/k8s.io/code-generator/examples/hack/update-codegen.sh
@@ -45,6 +45,7 @@ kube::codegen::gen_openapi \
     --output-dir "${SCRIPT_ROOT}/apiserver/openapi" \
     --output-pkg "k8s.io/${THIS_PKG}/apiserver/openapi" \
     --report-filename "${report_filename:-"/dev/null"}" \
+    --output-model-name-file "zz_generated.model_name.go" \
     ${update_report:+"${update_report}"} \
     --boilerplate "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
     "${SCRIPT_ROOT}/apiserver/apis"
diff --git a/staging/src/k8s.io/sample-apiserver/hack/update-codegen.sh b/staging/src/k8s.io/sample-apiserver/hack/update-codegen.sh
index 0d902edf2cc..39fb34890d3 100755
--- a/staging/src/k8s.io/sample-apiserver/hack/update-codegen.sh
+++ b/staging/src/k8s.io/sample-apiserver/hack/update-codegen.sh
@@ -40,6 +40,7 @@ kube::codegen::gen_openapi \
     --output-dir "${SCRIPT_ROOT}/pkg/generated/openapi" \
     --output-pkg "${THIS_PKG}/pkg/generated/openapi" \
     --report-filename "${report_filename:-"/dev/null"}" \
+    --output-model-name-file "zz_generated.model_name.go" \
     ${update_report:+"${update_report}"} \
     --boilerplate "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
     "${SCRIPT_ROOT}/pkg/apis"