diff --git a/services/static-webserver/client/source/class/osparc/workbench/ServiceCatalog.js b/services/static-webserver/client/source/class/osparc/workbench/ServiceCatalog.js
index 4bb6b8693987..42ee0571d9e4 100644
--- a/services/static-webserver/client/source/class/osparc/workbench/ServiceCatalog.js
+++ b/services/static-webserver/client/source/class/osparc/workbench/ServiceCatalog.js
@@ -201,7 +201,8 @@ qx.Class.define("osparc.workbench.ServiceCatalog", {
       const excludeDeprecated = true;
       osparc.store.Services.getServicesLatestList(excludeFrontend, excludeDeprecated)
         .then(servicesList => {
-          this.__servicesLatest = servicesList.filter(service => service !== null);
+          // first check metadata is complete
+          this.__servicesLatest = servicesList.filter(service => service !== null && service.inputs && service.outputs);
           this.__updateList();
         });
     },