diff --git a/app/client/src/mockResponses/WidgetConfigResponse.tsx b/app/client/src/mockResponses/WidgetConfigResponse.tsx
index 5bff1428a1..5aca1addba 100644
--- a/app/client/src/mockResponses/WidgetConfigResponse.tsx
+++ b/app/client/src/mockResponses/WidgetConfigResponse.tsx
@@ -200,8 +200,9 @@ const WidgetConfigResponse: WidgetConfigReducerState = {
               const tabs = [...widget.tabs];
 
               const newTabs = tabs.map((tab: any) => {
-                tab.widgetId = generateReactKey();
-                return tab;
+                const newTab = { ...tab };
+                newTab.widgetId = generateReactKey();
+                return newTab;
               });
               const updatePropertyMap = [
                 {