diff --git a/client/src/components/Chat/Presentation.tsx b/client/src/components/Chat/Presentation.tsx
index b3333f3067..af5eb2abfa 100644
--- a/client/src/components/Chat/Presentation.tsx
+++ b/client/src/components/Chat/Presentation.tsx
@@ -66,7 +66,7 @@ export default function Presentation({
   }, []);
   const defaultCollapsed = useMemo(() => {
     const collapsedPanels = localStorage.getItem('react-resizable-panels:collapsed');
-    return collapsedPanels ? JSON.parse(collapsedPanels) : undefined;
+    return collapsedPanels ? JSON.parse(collapsedPanels) : true;
   }, []);
   const fullCollapse = useMemo(() => localStorage.getItem('fullPanelCollapse') === 'true', []);