diff --git a/entity/Notification_entity/Notification_entity.aod b/entity/Notification_entity/Notification_entity.aod
index 2668a0419e9a0b0d0d74c0f6f25867fd05c13faf..07dd08d1d45a3f702685d1a844e52d28ff548ddf 100644
--- a/entity/Notification_entity/Notification_entity.aod
+++ b/entity/Notification_entity/Notification_entity.aod
@@ -173,6 +173,7 @@
     <entityField>
       <name>SUBCATEGORY</name>
       <title>Subcategory</title>
+      <groupable v="true" />
     </entityField>
   </entityFields>
   <recordContainers>