diff --git a/pkg/middleware/cors.go b/pkg/middleware/cors.go
index 2f932ef..e8a4a01 100644
--- a/pkg/middleware/cors.go
+++ b/pkg/middleware/cors.go
@@ -29,12 +29,12 @@ func Cors() gin.HandlerFunc {
 			c.Header("Access-Control-Allow-Origin", "*")                                       // 这是允许访问所有域
 			c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE,UPDATE") //服务器支持的所有跨域请求的方法,为了避免浏览次请求的多次'预检'请求
 			//  header的类型
-			c.Header("Access-Control-Allow-Headers", "Authorization, Content-Length, X-CSRF-Token, Token, tokenC, session,X_Requested_With,Accept, Origin, Host, Connection, Accept-Encoding, Accept-Language,DNT, X-CustomHeader, Keep-Alive, User-Agent, X-Requested-With, If-Modified-Since, Cache-Control, Content-Type, Pragma, Upload-Offset")
+			c.Header("Access-Control-Allow-Headers", "Authorization, Content-Length, X-CSRF-Token, Token, tokenC, session,X_Requested_With,Accept, Origin, Host, Connection, Accept-Encoding, Accept-Language,DNT, X-CustomHeader, Keep-Alive, User-Agent, X-Requested-With, If-Modified-Since, Cache-Control, Content-Type, Pragma")
 			// 允许跨域设置                                                                                                      可以返回其他子段
 			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", c.ContentType())
+			c.Set("content-type", "application/json")
 			//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