diff --git a/apps/generator/lib/templates/config/loader.js b/apps/generator/lib/templates/config/loader.js
index 8685b32b7c..b23a6599f8 100644
--- a/apps/generator/lib/templates/config/loader.js
+++ b/apps/generator/lib/templates/config/loader.js
@@ -46,7 +46,7 @@ async function loadTemplateConfig(templateDir, templateParams) {
  */
 function loadDefaultValues(templateConfig, templateParams) {
     const parameters = templateConfig.parameters;
-    const defaultValues = Object.keys(parameters || {}).filter(key => parameters[key].default);
+    const defaultValues = Object.keys(parameters || {}).filter(key =>  Object.hasOwn(parameters[key], "default"));
 
     defaultValues.filter(dv => !Object.prototype.hasOwnProperty.call(templateParams, dv)).forEach(dv =>
         Object.defineProperty(templateParams, dv, {