diff --git a/README.md b/README.md
index 3f6fef7..6892950 100644
--- a/README.md
+++ b/README.md
@@ -103,13 +103,10 @@ server{
           proxy_set_header X-Forwarded-For $remote_addr;
           proxy_cache_bypass $http_upgrade;
           proxy_set_header Accept-Encoding gzip;
-          proxy_buffering off;  # 重要：关闭代理缓冲
    }
 }
 ```
 
-注意，为了 SSE 正常工作，需要关闭 Nginx 的代理缓冲。
-
 之后使用 Let's Encrypt 的 certbot 配置 HTTPS：
 ```bash
 # Ubuntu 安装 certbot：
diff --git a/middleware/sse.go b/middleware/sse.go
index 0f2bffb..2b12695 100644
--- a/middleware/sse.go
+++ b/middleware/sse.go
@@ -8,6 +8,7 @@ func SetSSEHeaders() func(c *gin.Context) {
 		c.Writer.Header().Set("Cache-Control", "no-cache")
 		c.Writer.Header().Set("Connection", "keep-alive")
 		c.Writer.Header().Set("Transfer-Encoding", "chunked")
+		c.Writer.Header().Set("X-Accel-Buffering", "no")
 		c.Next()
 	}
 }