diff --git a/web/app/components/base/chat/embedded-chatbot/header/index.tsx b/web/app/components/base/chat/embedded-chatbot/header/index.tsx
index 95ba6d212d..fe7afc9e22 100644
--- a/web/app/components/base/chat/embedded-chatbot/header/index.tsx
+++ b/web/app/components/base/chat/embedded-chatbot/header/index.tsx
@@ -11,6 +11,7 @@ import DifyLogo from '@/app/components/base/logo/dify-logo'
 import Tooltip from '@/app/components/base/tooltip'
 import { useGlobalPublicStore } from '@/context/global-public-context'
 import { cn } from '@/utils/classnames'
+import { isClient } from '@/utils/client'
 import {
   useEmbeddedChatbotContext,
 } from '../context'
@@ -40,7 +41,6 @@ const Header: FC<IHeaderProps> = ({
     allInputsHidden,
   } = useEmbeddedChatbotContext()
 
-  const isClient = typeof window !== 'undefined'
   const isIframe = isClient ? window.self !== window.top : false
   const [parentOrigin, setParentOrigin] = useState('')
   const [showToggleExpandButton, setShowToggleExpandButton] = useState(false)