diff --git a/pkg/middleware/cors.go b/pkg/middleware/cors.go
index e8a4a01..fd88115 100644
--- a/pkg/middleware/cors.go
+++ b/pkg/middleware/cors.go
@@ -34,7 +34,7 @@ func Cors() gin.HandlerFunc {
 			c.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers,Cache-Control,Content-Language,Content-Type,Expires,Last-Modified,Pragma,FooBar") // 跨域关键设置 让浏览器可以解析
 			c.Header("Access-Control-Max-Age", "172800")                                                                                                                                                           // 缓存请求信息 单位为秒
 			c.Header("Access-Control-Allow-Credentials", "false")                                                                                                                                                  //  跨域请求是否需要带cookie信息 默认设置为true
-			c.Set("content-type", "application/json")
+			c.Set("content-type", c.ContentType())
 			//c.Header("Access-Control-Allow-Credentials", "true")                                                                                                                                                   //  跨域请求是否需要带cookie信息 默认设置为true
 			//c.Header("Access-Control-Request-Private-Network", "true")                                                                                                                                             //  跨域请求是否需要带cookie信息 默认设置为true
 			//c.Header("Access-Control-Allow-Private-Network", "true")   // 设置返回格式是json