diff --git a/web/src/pages/next-chats/chat/chat-box/next-multiple-chat-box.tsx b/web/src/pages/next-chats/chat/chat-box/next-multiple-chat-box.tsx
index f755a3c7b1..d4efa55398 100644
--- a/web/src/pages/next-chats/chat/chat-box/next-multiple-chat-box.tsx
+++ b/web/src/pages/next-chats/chat/chat-box/next-multiple-chat-box.tsx
@@ -330,7 +330,7 @@ export function MultipleChatBox({
   );
 
   return (
-    <section className="h-full flex flex-col px-5">
+    <section className="flex flex-1 min-h-0 flex-col px-5">
       <div
         className="flex gap-4 flex-1 px-5 pb-14 min-h-0"
         data-testid="chat-detail-multimodel-grid"