diff --git a/main.go b/main.go
index 12407ad..f246354 100644
--- a/main.go
+++ b/main.go
@@ -456,6 +456,7 @@ func balance(c *gin.Context) {
 func checkKeyMid() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		auth := c.Request.Header.Get("Authorization")
+		log.Printf("auth: %v", auth)
 		if auth == "" {
 			c.AbortWithStatusJSON(401, gin.H{"code": 40001})
 		} else {