diff --git a/packages/server/classes/SSEManager/index.js b/packages/server/classes/SSEManager/index.js
index b858ed0f..ec7f3628 100644
--- a/packages/server/classes/SSEManager/index.js
+++ b/packages/server/classes/SSEManager/index.js
@@ -40,6 +40,7 @@ export default class SSEManager {
 		res.setHeader("Content-Type", "text/event-stream")
 		res.setHeader("Cache-Control", "no-cache")
 		res.setHeader("Connection", "keep-alive")
+		res.setHeader("X-Accel-Buffering", "no")
 		res.status(200)
 
 		this.writeJSONToResponse(res, {