diff --git a/pkg/local_object_storage/shard/shutdown_test.go b/pkg/local_object_storage/shard/shutdown_test.go
index 714811b7..947bd73f 100644
--- a/pkg/local_object_storage/shard/shutdown_test.go
+++ b/pkg/local_object_storage/shard/shutdown_test.go
@@ -12,6 +12,7 @@ import (
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"github.com/stretchr/testify/require"
+	"golang.org/x/sync/errgroup"
 )
 
 func TestWriteCacheObjectLoss(t *testing.T) {
@@ -39,13 +40,17 @@ func TestWriteCacheObjectLoss(t *testing.T) {
 
 	sh := newCustomShard(t, dir, true, wcOpts, nil)
 
-	var putPrm shard.PutPrm
-
+	var errG errgroup.Group
 	for i := range objects {
-		putPrm.SetObject(objects[i])
-		_, err := sh.Put(context.Background(), putPrm)
-		require.NoError(t, err)
+		obj := objects[i]
+		errG.Go(func() error {
+			var putPrm shard.PutPrm
+			putPrm.SetObject(obj)
+			_, err := sh.Put(context.Background(), putPrm)
+			return err
+		})
 	}
+	require.NoError(t, errG.Wait())
 	require.NoError(t, sh.Close())
 
 	sh = newCustomShard(t, dir, true, wcOpts, nil)