diff --git a/internal/controller/task.go b/internal/controller/task.go
index 6cfdb50..005a49d 100644
--- a/internal/controller/task.go
+++ b/internal/controller/task.go
@@ -243,7 +243,7 @@ func (b *BundleProvider) GetTaskAssignRecordsList(_ context.Context, req *bundle
 // convertToTaskAssignRecordInfo 转换TaskAssignRecords模型为proto消息
 func convertToTaskAssignRecordInfo(record *dao.TaskAssignRecordsResponse) *bundle.TaskAssignRecordInfo {
 	var completeTime string
-	if !record.CompleteTime.IsZero() {
+	if record.CompleteTime != nil {
 		completeTime = record.CompleteTime.Format("2006-01-02 15:04:05")
 	}