diff --git a/business/partner/im/im.go b/business/partner/im/im.go
index a87041cb2..c6bd29868 100644
--- a/business/partner/im/im.go
+++ b/business/partner/im/im.go
@@ -1045,6 +1045,8 @@ var rel = map[int]string{
 
 // DecryptIm 解密操作
 func DecryptIm(appID int, msg string) (string, error) {
+	globals.SugarLogger.Debugf("-------appID := %d", appID)
+	globals.SugarLogger.Debugf("-------msg := %s", msg)
 	data, _ := base64.StdEncoding.DecodeString(msg)
 	key := utils.LimitUTF8StringLen2(rel[appID], 16)
 	res, err := utils.AESCBCDecpryt(data, []byte(key), []byte(key))