diff --git a/README.md b/README.md
index 6a5c3451..718a7c87 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 <img align="right" width="425px" src="https://github.com/xssnick/props/blob/master/logoimg.png?raw=true">
 
 [![Based on TON][ton-svg]][ton]
-![Coverage](https://img.shields.io/badge/Coverage-73.8%25-brightgreen)
+![Coverage](https://img.shields.io/badge/Coverage-73.7%25-brightgreen)
 
 Golang library for interacting with TON blockchain.
 
diff --git a/example/highload-wallet/main.go b/example/highload-wallet/main.go
index 8db34934..3bb8f32e 100644
--- a/example/highload-wallet/main.go
+++ b/example/highload-wallet/main.go
@@ -86,10 +86,11 @@ func main() {
 			messages = append(messages, &wallet.Message{
 				Mode: 1 + 2, // pay fee separately, ignore action errors
 				InternalMessage: &tlb.InternalMessage{
-					Bounce:  addr.IsBounceable(),
-					DstAddr: addr,
-					Amount:  tlb.MustFromTON(amtStr),
-					Body:    comment,
+					IHRDisabled: true, // disable hyper routing (currently not works in ton)
+					Bounce:      addr.IsBounceable(),
+					DstAddr:     addr,
+					Amount:      tlb.MustFromTON(amtStr),
+					Body:        comment,
 				},
 			})
 		}
diff --git a/tlb/loader.go b/tlb/loader.go
index f1dd90bf..ecbc5dea 100644
--- a/tlb/loader.go
+++ b/tlb/loader.go
@@ -578,6 +578,14 @@ func storeField(settings []string, root *cell.Builder, structField reflect.Struc
 
 	asRef := false
 	if settings[0] == "^" {
+		if cellType == parseType {
+			// store cell as ref directly
+			if err := root.StoreRef(fieldVal.Interface().(*cell.Cell)); err != nil {
+				return fmt.Errorf("failed to store cell to ref for %s, err: %w", structField.Name, err)
+			}
+			return nil
+		}
+
 		asRef = true
 		settings = settings[1:]
 		builder = cell.BeginCell()
diff --git a/ton/wallet/integration_test.go b/ton/wallet/integration_test.go
index 6767edc7..35bcc357 100644
--- a/ton/wallet/integration_test.go
+++ b/ton/wallet/integration_test.go
@@ -183,7 +183,7 @@ func Test_WalletFindTransactionByInMsgHash(t *testing.T) {
 	}
 
 	// wait next block to be sure everything updated
-	block, err = api.WaitForBlock(block.SeqNo + 2).GetMasterchainInfo(ctx)
+	block, err = api.WaitForBlock(block.SeqNo + 3).GetMasterchainInfo(ctx)
 	if err != nil {
 		t.Fatal("wait master err:", err.Error())
 	}
diff --git a/tvm/cell/dict.go b/tvm/cell/dict.go
index ccd82e91..3d018a9c 100644
--- a/tvm/cell/dict.go
+++ b/tvm/cell/dict.go
@@ -74,6 +74,17 @@ func (c *Slice) LoadDict(keySz uint) (*Dictionary, error) {
 	return cl.ToDict(keySz)
 }
 
+func (d *Dictionary) GetKeySize() uint {
+	return d.keySz
+}
+
+func (d *Dictionary) Copy() *Dictionary {
+	return &Dictionary{
+		keySz: d.keySz,
+		root:  d.root,
+	}
+}
+
 func (d *Dictionary) SetIntKey(key *big.Int, value *Cell) error {
 	return d.Set(BeginCell().MustStoreBigInt(key, d.keySz).EndCell(), value)
 }