diff --git a/awx/main/models/inventory.py b/awx/main/models/inventory.py
index eb98a50c18..0df74d9509 100644
--- a/awx/main/models/inventory.py
+++ b/awx/main/models/inventory.py
@@ -740,7 +740,8 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions):
         return RunInventoryUpdate
 
     def socketio_emit_data(self):
-        return dict(group_id=self.inventory_source.group.id)
+        if self.inventory_source.group is not None:
+            return dict(group_id=self.inventory_source.group.id)
 
     def save(self, *args, **kwargs):
         update_fields = kwargs.get('update_fields', [])