diff --git a/docs/customization/custom-scripts.md b/docs/customization/custom-scripts.md
index c2e0620ce..add8fafb1 100644
--- a/docs/customization/custom-scripts.md
+++ b/docs/customization/custom-scripts.md
@@ -215,6 +215,7 @@ if obj.pk and hasattr(obj, 'snapshot'):
     obj.snapshot()
 
 obj.property = "New Value"
+obj._changelog_message = 'Example Message Text' # Optional
 obj.full_clean()
 obj.save()
 ```