diff --git a/app/mix/service/apiservice.go b/app/mix/service/apiservice.go
index d5f3e77d..93a24881 100644
--- a/app/mix/service/apiservice.go
+++ b/app/mix/service/apiservice.go
@@ -2906,11 +2906,12 @@ func (s *Service) ApiUpdateZone(ctx *gin.Context, req *zoneproto.ApiUpdateReq) (
 		ec = errcode.ErrCodeZoneSrvFail
 		return
 	}
-
 	newOne, _ = _DefaultVas.GetZoneVasInfo(ctx, req.Zone.GetId())
 
-	req.Zone.Profile = goproto.String(profile)
-	s.CreateZoneTextAudit(ctx, oldZone, req.Zone)
+	if profile != "" {
+		req.Zone.Profile = goproto.String(profile)
+		s.CreateZoneTextAudit(ctx, oldZone, req.Zone)
+	}
 
 	return
 }