diff --git a/pkg/local_object_storage/shard/rebuild.go b/pkg/local_object_storage/shard/rebuild.go
index 10eb51a283..0593f58942 100644
--- a/pkg/local_object_storage/shard/rebuild.go
+++ b/pkg/local_object_storage/shard/rebuild.go
@@ -6,10 +6,12 @@ import (
 	"sync"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/qos"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
+	"git.frostfs.info/TrueCloudLab/frostfs-qos/tagging"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
@@ -103,6 +105,7 @@ func runRebuild(ctx context.Context, bs *blobstor.BlobStor, mb *meta.DB, log *lo
 	default:
 	}
 	log.Info(ctx, logs.BlobstoreRebuildStarted)
+	ctx = tagging.ContextWithIOTag(ctx, qos.IOTagBackground.String())
 	if err := bs.Rebuild(ctx, &mbStorageIDUpdate{mb: mb}, limiter, fillPercent); err != nil {
 		log.Warn(ctx, logs.FailedToRebuildBlobstore, zap.Error(err))
 	} else {