diff --git a/app/components/welcome/index.tsx b/app/components/welcome/index.tsx
index 16a2742..cd46a69 100644
--- a/app/components/welcome/index.tsx
+++ b/app/components/welcome/index.tsx
@@ -107,7 +107,7 @@ const Welcome: FC<IWelcomeProps> = ({
               )}
             {item.type === 'string' && (
               <input
-                placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
+                placeholder={`${item.name}${!item.required ? `(${t('app.variableTable.optional')})` : ''}`}
                 value={inputs?.[item.key] || ''}
                 onChange={(e) => { setInputs({ ...inputs, [item.key]: e.target.value }) }}
                 className={'w-full flex-grow py-2 pl-3 pr-3 box-border rounded-lg bg-gray-50'}
@@ -117,7 +117,7 @@ const Welcome: FC<IWelcomeProps> = ({
             {item.type === 'paragraph' && (
               <textarea
                 className="w-full h-[104px] flex-grow py-2 pl-3 pr-3 box-border rounded-lg bg-gray-50"
-                placeholder={`${item.name}${!item.required ? `(${t('appDebug.variableTable.optional')})` : ''}`}
+                placeholder={`${item.name}${!item.required ? `(${t('app.variableTable.optional')})` : ''}`}
                 value={inputs?.[item.key] || ''}
                 onChange={(e) => { setInputs({ ...inputs, [item.key]: e.target.value }) }}
               />
diff --git a/i18n/lang/app.en.ts b/i18n/lang/app.en.ts
index d39ad74..02a405f 100644
--- a/i18n/lang/app.en.ts
+++ b/i18n/lang/app.en.ts
@@ -28,6 +28,9 @@ const translation = {
     waitForResponse:
       'Please wait for the response to the previous message to complete.',
   },
+  variableTable: {
+    optional: 'Optional',
+  },
 }
 
 export default translation
diff --git a/i18n/lang/app.zh.ts b/i18n/lang/app.zh.ts
index e2325fd..c03b8fc 100644
--- a/i18n/lang/app.zh.ts
+++ b/i18n/lang/app.zh.ts
@@ -23,6 +23,9 @@ const translation = {
     valueOfVarRequired: '变量值必填',
     waitForResponse: '请等待上条信息响应完成',
   },
+  variableTable: {
+    optional: '可选',
+  },
 }
 
 export default translation