diff --git a/internal/metastore/kv/datacoord/kv_catalog.go b/internal/metastore/kv/datacoord/kv_catalog.go
index c5ec511794..0362446269 100644
--- a/internal/metastore/kv/datacoord/kv_catalog.go
+++ b/internal/metastore/kv/datacoord/kv_catalog.go
@@ -169,10 +169,7 @@ func (kc *Catalog) AlterSegment(ctx context.Context, newSegment *datapb.SegmentI
 	maps.Copy(kvs, segmentKvs)
 	if newSegment.State == commonpb.SegmentState_Flushed && oldSegment.State != commonpb.SegmentState_Flushed {
 		flushSegKey := buildFlushedSegmentPath(newSegment.GetCollectionID(), newSegment.GetPartitionID(), newSegment.GetID())
-		newSeg := &datapb.SegmentInfo{
-			ID:     newSegment.GetID(),
-			IsFake: newSegment.GetNumOfRows() == 0,
-		}
+		newSeg := &datapb.SegmentInfo{ID: newSegment.GetID()}
 		segBytes, err := marshalSegmentInfo(newSeg)
 		if err != nil {
 			return err