diff --git a/web/app/components/base/chat/chat/index.tsx b/web/app/components/base/chat/chat/index.tsx
index 801daa6589..16717c53f9 100644
--- a/web/app/components/base/chat/chat/index.tsx
+++ b/web/app/components/base/chat/chat/index.tsx
@@ -274,7 +274,7 @@ const Chat: FC<ChatProps> = ({
           </div>
         </div>
         <div
-          className={`absolute bottom-0 flex justify-center bg-chat-input-mask ${(hasTryToAsk || !noChatInput || !noStopResponding) && chatFooterClassName}`}
+          className={`absolute bottom-0 z-10 flex justify-center bg-chat-input-mask ${(hasTryToAsk || !noChatInput || !noStopResponding) && chatFooterClassName}`}
           ref={chatFooterRef}
         >
           <div