diff --git a/globals/api/api.go b/globals/api/api.go
index 9dfffe50c..fedcb38d7 100644
--- a/globals/api/api.go
+++ b/globals/api/api.go
@@ -172,7 +172,7 @@ func Init() {
 	DingDingQRCodeAPI = dingdingapi.New(beego.AppConfig.DefaultString("dingdingCorpID", ""), beego.AppConfig.DefaultString("dingdingQRCodeAppKey", ""), beego.AppConfig.DefaultString("dingdingQRCodeSecret", ""))
 
 	if alipayAppID := beego.AppConfig.DefaultString("alipayAppID", ""); alipayAppID != "" {
-		AliPayAPI = alipayapi.New(alipayAppID, beego.AppConfig.String("alipayPrivateKey"))
+		AliPayAPI = alipayapi.New(alipayAppID, []byte(beego.AppConfig.String("alipayPrivateKey")))
 	}
 
 	FeieAPI = feieapi.New(beego.AppConfig.DefaultString("feieUser", ""), beego.AppConfig.DefaultString("feieKey", ""))