diff --git a/erp/staff_user.go b/erp/staff_user.go
index 63fe1b6..37647d3 100644
--- a/erp/staff_user.go
+++ b/erp/staff_user.go
@@ -105,7 +105,7 @@ func (e *StaffUser) ChangePassword(req *ChangePasswordReq) error {
 	}
 	g := gjson.ParseBytes(body)
 	if g.Get("code").Int() != 0 {
-		return errors.New(string(body))
+		return errors.New(g.Get("message").String())
 	}
 
 	return nil