diff --git a/code.go b/code.go
index d3232bd..45dd061 100644
--- a/code.go
+++ b/code.go
@@ -96,7 +96,7 @@ var (
 	// defaultHttpCode 默认的http状态码
 	defaultHttpCode = http.StatusOK
 	// defaultSuccessCode 默认代表成功的状态码
-	defaultSuccessCode any
+	defaultSuccessCode any = 0
 	// defaultLanguage 默认的语言
 	defaultLanguage = "zh"
 )