diff --git a/cmd/frostfs-adm/internal/modules/morph/helper/n3client.go b/cmd/frostfs-adm/internal/modules/morph/helper/n3client.go
index 5563b1fd9..066ce01fc 100644
--- a/cmd/frostfs-adm/internal/modules/morph/helper/n3client.go
+++ b/cmd/frostfs-adm/internal/modules/morph/helper/n3client.go
@@ -24,14 +24,10 @@ import (
 // Client represents N3 client interface capable of test-invoking scripts
 // and sending signed transactions to chain.
 type Client interface {
-	invoker.RPCInvoke
+	actor.RPCActor
 
-	GetBlockCount() (uint32, error)
 	GetNativeContracts() ([]state.Contract, error)
 	GetApplicationLog(util.Uint256, *trigger.Type) (*result.ApplicationLog, error)
-	GetVersion() (*result.Version, error)
-	SendRawTransaction(*transaction.Transaction) (util.Uint256, error)
-	CalculateNetworkFee(tx *transaction.Transaction) (int64, error)
 }
 
 type HashVUBPair struct {