diff --git a/cmd/frostfs-adm/internal/modules/morph/notary.go b/cmd/frostfs-adm/internal/modules/morph/notary.go
index 24cfd7d1..2459f127 100644
--- a/cmd/frostfs-adm/internal/modules/morph/notary.go
+++ b/cmd/frostfs-adm/internal/modules/morph/notary.go
@@ -9,10 +9,12 @@ import (
 	"github.com/nspcc-dev/neo-go/pkg/core/transaction"
 	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
 	"github.com/nspcc-dev/neo-go/pkg/encoding/address"
+	"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/actor"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/gas"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/nep17"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/notary"
+	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/nspcc-dev/neo-go/pkg/wallet"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
@@ -22,18 +24,10 @@ import (
 // https://github.com/nspcc-dev/neo-go/blob/master/pkg/core/native/notary.go#L48
 const defaultNotaryDepositLifetime = 5760
 
-// nolint: funlen
 func depositNotary(cmd *cobra.Command, _ []string) error {
-	p, err := cmd.Flags().GetString(storageWalletFlag)
+	w, err := openWallet(cmd)
 	if err != nil {
 		return err
-	} else if p == "" {
-		return fmt.Errorf("missing wallet path (use '--%s <out.json>')", storageWalletFlag)
-	}
-
-	w, err := wallet.NewWalletFromFile(p)
-	if err != nil {
-		return fmt.Errorf("can't open wallet: %v", err)
 	}
 
 	accHash := w.GetChangeAddress()
@@ -81,6 +75,10 @@ func depositNotary(cmd *cobra.Command, _ []string) error {
 		}
 	}
 
+	return transferGas(cmd, acc, accHash, gasAmount, till)
+}
+
+func transferGas(cmd *cobra.Command, acc *wallet.Account, accHash util.Uint160, gasAmount fixedn.Fixed8, till int64) error {
 	c, err := getN3Client(viper.GetViper())
 	if err != nil {
 		return err
@@ -120,3 +118,18 @@ func depositNotary(cmd *cobra.Command, _ []string) error {
 
 	return awaitTx(cmd, c, []hashVUBPair{{hash: txHash, vub: vub}})
 }
+
+func openWallet(cmd *cobra.Command) (*wallet.Wallet, error) {
+	p, err := cmd.Flags().GetString(storageWalletFlag)
+	if err != nil {
+		return nil, err
+	} else if p == "" {
+		return nil, fmt.Errorf("missing wallet path (use '--%s <out.json>')", storageWalletFlag)
+	}
+
+	w, err := wallet.NewWalletFromFile(p)
+	if err != nil {
+		return nil, fmt.Errorf("can't open wallet: %v", err)
+	}
+	return w, nil
+}