diff --git a/packages/jupyter-chat/src/components/chat.tsx b/packages/jupyter-chat/src/components/chat.tsx
index a154f19..e13ae4c 100644
--- a/packages/jupyter-chat/src/components/chat.tsx
+++ b/packages/jupyter-chat/src/components/chat.tsx
@@ -51,7 +51,10 @@ function ChatBody({
         setMessages([]);
         return;
       } else if (message.type === 'msg') {
-        setMessages((messageGroups: IChatMessage[]) => [...messageGroups, message]);
+        setMessages((messageGroups: IChatMessage[]) => [
+          ...messageGroups,
+          message
+        ]);
       }
     }