diff --git a/web/screens/Thread/ThreadRightPanel/index.tsx b/web/screens/Thread/ThreadRightPanel/index.tsx
index 3257a194fd..dab50aba78 100644
--- a/web/screens/Thread/ThreadRightPanel/index.tsx
+++ b/web/screens/Thread/ThreadRightPanel/index.tsx
@@ -257,7 +257,7 @@ const ThreadRightPanel = () => {
                 id="assistant-instructions"
                 placeholder="Eg. You are a helpful assistant."
                 value={activeAssistant?.instructions ?? ''}
-                // autoResize
+                autoResize
                 onChange={onAssistantInstructionChanged}
               />
             </div>