diff --git a/packages/frontend/core/src/blocksuite/presets/ai/chat-panel/actions/text.ts b/packages/frontend/core/src/blocksuite/presets/ai/chat-panel/actions/text.ts
index 1301ba583..c1c04f286 100644
--- a/packages/frontend/core/src/blocksuite/presets/ai/chat-panel/actions/text.ts
+++ b/packages/frontend/core/src/blocksuite/presets/ai/chat-panel/actions/text.ts
@@ -43,7 +43,6 @@ export class ActionText extends WithDisposable(LitElement) {
       >
         ${createTextRenderer(this.host, {
           customHeading: true,
-          maxHeight: 160,
         })(originalText)}
       </div>
     </action-wrapper>`;