diff --git a/web/app/components/workflow/nodes/_base/components/form-input-item.tsx b/web/app/components/workflow/nodes/_base/components/form-input-item.tsx
index 6fdfd37849..0b45bfc7ef 100644
--- a/web/app/components/workflow/nodes/_base/components/form-input-item.tsx
+++ b/web/app/components/workflow/nodes/_base/components/form-input-item.tsx
@@ -234,6 +234,7 @@ const FormInputItem: FC<Props> = ({
             title='JSON'
             value={varInput?.value as any}
             isExpand
+            isInNode
             height={100}
             language={CodeLanguage.json}
             onChange={handleValueChange}