diff --git a/awx/main/models/inventory.py b/awx/main/models/inventory.py
index 5a5980bfb3..3df25170ac 100644
--- a/awx/main/models/inventory.py
+++ b/awx/main/models/inventory.py
@@ -1234,7 +1234,7 @@ class InventoryUpdate(UnifiedJob, InventorySourceOptions):
     def task_impact(self):
         return 50
 
-class CustomInventoryScript(CommonModel):
+class CustomInventoryScript(CommonModelNameNotUnique):
 
     class Meta:
         app_label = 'main'