diff --git a/web/app/components/workflow/types.ts b/web/app/components/workflow/types.ts
index 5218c23084..2a0a10629b 100644
--- a/web/app/components/workflow/types.ts
+++ b/web/app/components/workflow/types.ts
@@ -198,7 +198,7 @@ export type InputVar = {
   hint?: string
   options?: string[]
   value_selector?: ValueSelector
-  hide: boolean
+  hide?: boolean
 } & Partial<UploadFileSetting>
 
 export type ModelConfig = {