diff --git a/business/auth2/auth2.go b/business/auth2/auth2.go
index 6d6bd558b..f8632117c 100644
--- a/business/auth2/auth2.go
+++ b/business/auth2/auth2.go
@@ -96,7 +96,7 @@ var (
 	}
 	authTypeGuesserMap = map[string]*regexp.Regexp{
 		AuthTypeEmail:  regexp.MustCompile(`^[A-Za-z0-9_\-\.]+\@[A-Za-z0-9_\-]+(\.[A-Za-z]+){1,5}$`),
-		AuthTypeMobile: regexp.MustCompile(`^1[345789]\d{9}$`),
+		AuthTypeMobile: regexp.MustCompile(`^1[3456789]\d{9}$`),
 	}
 
 	// 永久全局的TOKEN，内部使用