diff --git a/pkg/local_object_storage/engine/inhume_test.go b/pkg/local_object_storage/engine/inhume_test.go
index 8fff6280c..4bb128bd7 100644
--- a/pkg/local_object_storage/engine/inhume_test.go
+++ b/pkg/local_object_storage/engine/inhume_test.go
@@ -36,6 +36,7 @@ func TestStorageEngine_Inhume(t *testing.T) {
 	link.SetSplitID(splitID)
 
 	t.Run("delete small object", func(t *testing.T) {
+		t.Parallel()
 		e := testNewEngine(t).setShardsNum(t, 1).engine
 		defer e.Close(context.Background())
 
@@ -54,6 +55,7 @@ func TestStorageEngine_Inhume(t *testing.T) {
 	})
 
 	t.Run("delete big object", func(t *testing.T) {
+		t.Parallel()
 		s1 := testNewShard(t, 1)
 		s2 := testNewShard(t, 2)
 
diff --git a/pkg/local_object_storage/shard/delete_test.go b/pkg/local_object_storage/shard/delete_test.go
index 910528f84..f7687e961 100644
--- a/pkg/local_object_storage/shard/delete_test.go
+++ b/pkg/local_object_storage/shard/delete_test.go
@@ -12,88 +12,65 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestShard_Delete(t *testing.T) {
-	t.Parallel()
-
-	t.Run("without write cache", func(t *testing.T) {
+func TestShard_Delete_SmallObject(t *testing.T) {
+	t.Run("small object without write cache", func(t *testing.T) {
 		t.Parallel()
-		testShardDelete(t, false)
+		testShard(t, false, 1<<5)
 	})
 
-	t.Run("with write cache", func(t *testing.T) {
+	t.Run("small object with write cache", func(t *testing.T) {
 		t.Parallel()
-		testShardDelete(t, true)
+		testShard(t, true, 1<<5)
 	})
 }
 
-func testShardDelete(t *testing.T, hasWriteCache bool) {
+func TestShard_Delete_BigObject(t *testing.T) {
+	t.Run("big object without write cache", func(t *testing.T) {
+		t.Parallel()
+		testShard(t, false, 1<<20)
+	})
+
+	t.Run("big object with write cache", func(t *testing.T) {
+		t.Parallel()
+		testShard(t, true, 1<<20)
+	})
+}
+
+func testShard(t *testing.T, hasWriteCache bool, payloadSize int) {
 	sh := newShard(t, hasWriteCache)
 
 	cnr := cidtest.ID()
 
 	obj := testutil.GenerateObjectWithCID(cnr)
 	testutil.AddAttribute(obj, "foo", "bar")
+	testutil.AddPayload(obj, payloadSize)
 
 	var putPrm PutPrm
+	putPrm.SetObject(obj)
+
 	var getPrm GetPrm
+	getPrm.SetAddress(object.AddressOf(obj))
 
-	t.Run("big object", func(t *testing.T) {
-		testutil.AddPayload(obj, 1<<20)
+	var delPrm DeletePrm
+	delPrm.SetAddresses(object.AddressOf(obj))
 
-		putPrm.SetObject(obj)
-		getPrm.SetAddress(object.AddressOf(obj))
+	_, err := sh.Put(context.Background(), putPrm)
+	require.NoError(t, err)
 
-		var delPrm DeletePrm
-		delPrm.SetAddresses(object.AddressOf(obj))
+	_, err = testGet(t, sh, getPrm, hasWriteCache)
+	require.NoError(t, err)
 
-		_, err := sh.Put(context.Background(), putPrm)
-		require.NoError(t, err)
-
-		_, err = testGet(t, sh, getPrm, hasWriteCache)
-		require.NoError(t, err)
-
-		if hasWriteCache {
-			require.Eventually(t, func() bool {
-				_, err = sh.Delete(context.Background(), delPrm)
-				return err == nil
-			}, 30*time.Second, 100*time.Millisecond)
-		} else {
+	if hasWriteCache {
+		sh.FlushWriteCache(context.Background(), FlushWriteCachePrm{ignoreErrors: false})
+		require.Eventually(t, func() bool {
 			_, err = sh.Delete(context.Background(), delPrm)
-			require.NoError(t, err)
-		}
-
-		_, err = sh.Get(context.Background(), getPrm)
-		require.True(t, client.IsErrObjectNotFound(err))
-	})
-
-	t.Run("small object", func(t *testing.T) {
-		obj := testutil.GenerateObjectWithCID(cnr)
-		testutil.AddAttribute(obj, "foo", "bar")
-		testutil.AddPayload(obj, 1<<5)
-
-		putPrm.SetObject(obj)
-		getPrm.SetAddress(object.AddressOf(obj))
-
-		var delPrm DeletePrm
-		delPrm.SetAddresses(object.AddressOf(obj))
-
-		_, err := sh.Put(context.Background(), putPrm)
+			return err == nil
+		}, 30*time.Second, 10*time.Millisecond)
+	} else {
+		_, err = sh.Delete(context.Background(), delPrm)
 		require.NoError(t, err)
+	}
 
-		_, err = sh.Get(context.Background(), getPrm)
-		require.NoError(t, err)
-
-		if hasWriteCache {
-			require.Eventually(t, func() bool {
-				_, err = sh.Delete(context.Background(), delPrm)
-				return err == nil
-			}, 10*time.Second, 100*time.Millisecond)
-		} else {
-			_, err = sh.Delete(context.Background(), delPrm)
-			require.NoError(t, err)
-		}
-
-		_, err = sh.Get(context.Background(), getPrm)
-		require.True(t, client.IsErrObjectNotFound(err))
-	})
+	_, err = sh.Get(context.Background(), getPrm)
+	require.True(t, client.IsErrObjectNotFound(err))
 }