diff --git a/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue b/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
index 4a1ee1f92..9e4f794d7 100644
--- a/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
+++ b/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
@@ -211,7 +211,14 @@ export default {
         }
       }
       if (this.currentFormData['load_order'] === 'SERVICE_VM') {
-        delete this.currentFormSchema.BasicConfigType.properties.vm_type
+        if (this.currentFormData.hasOwnProperty('vm_type')) {
+          delete this.schemas.ServiceVM.BasicConfigType.properties.vm_type
+        } else {
+          if (this.schemas.ServiceVM.BasicConfigType.properties.hasOwnProperty('vm_type') === false) {
+            this.schemas.ServiceVM.BasicConfigType.properties.vm_type =
+              {$ref: '#/definitions/BasicVMType', title: 'VM type', description: '<p>Select the VM type. A standard VM (<span class=…ial features for time-sensitive applications.</p>'}
+          }
+        }
       }
     },
     switchTab(tabVMID) {