diff --git a/adminSiteClient/ChartEditor.ts b/adminSiteClient/ChartEditor.ts
index 84721a551c1..6c9e7809eaf 100644
--- a/adminSiteClient/ChartEditor.ts
+++ b/adminSiteClient/ChartEditor.ts
@@ -176,6 +176,7 @@ export class ChartEditor extends AbstractChartEditor<ChartEditorManager> {
         const chartJson = { ...patchConfig }
         delete chartJson.id
         delete chartJson.isPublished
+        delete chartJson.slug
 
         // Need to open intermediary tab before AJAX to avoid popup blockers
         const w = window.open("/", "_blank") as Window