diff --git a/pkg/service/base.go b/pkg/service/base.go
index 59884ee..9d2ecef 100644
--- a/pkg/service/base.go
+++ b/pkg/service/base.go
@@ -92,7 +92,7 @@ func NotLoginError(c *gin.Context, err error) {
 func translateErrorMessage(c *gin.Context, message string) string {
 	lang := c.GetHeader("Accept-Language")
 	switch lang {
-	case "Zh-CN":
+	case "zh-CN":
 		return message
 	default:
 		return common.EnMessages[message]