diff --git a/modules/grampus/grampus.go b/modules/grampus/grampus.go
index 96e422e58..92cf080fe 100755
--- a/modules/grampus/grampus.go
+++ b/modules/grampus/grampus.go
@@ -111,7 +111,6 @@ func GenerateTrainJob(ctx *context.Context, req *GenerateTrainJobReq) (err error
 		TotalVersionCount: req.TotalVersionCount,
 		CreatedUnix:       createTime,
 		UpdatedUnix:       createTime,
-		AiCenter:          jobResult.JobInfo.Tasks[0].CenterID[0] + "+" + jobResult.JobInfo.Tasks[0].CenterName[0],
 	})
 
 	if err != nil {