diff --git a/src/pages/api/chat.ts b/src/pages/api/chat.ts
index 4f956dc1ce..4e6815a3cf 100644
--- a/src/pages/api/chat.ts
+++ b/src/pages/api/chat.ts
@@ -198,7 +198,6 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
       jobTitle: token?.jobTitle as string,
     });
     res.setHeader('Transfer-Encoding', 'chunked');
-    res.setHeader('Content-Type', 'text/event-stream');
 
     const reader = stream.getReader();
     const processStream = async () => {