diff --git a/pkg/core/interop/context.go b/pkg/core/interop/context.go
index 1b0f003f8..0160c9b1e 100644
--- a/pkg/core/interop/context.go
+++ b/pkg/core/interop/context.go
@@ -48,14 +48,20 @@ type Context struct {
 	VM            *vm.VM
 	Functions     []Function
 	getContract   func(dao.DAO, util.Uint160) (*state.Contract, error)
+	baseExecFee   int64
 }
 
 // NewContext returns new interop context.
 func NewContext(trigger trigger.Type, bc blockchainer.Blockchainer, d dao.DAO,
 	getContract func(dao.DAO, util.Uint160) (*state.Contract, error), natives []Contract,
 	block *block.Block, tx *transaction.Transaction, log *zap.Logger) *Context {
+	baseExecFee := int64(DefaultBaseExecFee)
 	dao := d.GetWrapped()
 	nes := make([]state.NotificationEvent, 0)
+
+	if bc != nil && (block == nil || block.Index != 0) {
+		baseExecFee = bc.GetPolicer().GetBaseExecFee()
+	}
 	return &Context{
 		Chain:         bc,
 		Network:       uint32(bc.GetConfig().Magic),
@@ -69,6 +75,7 @@ func NewContext(trigger trigger.Type, bc blockchainer.Blockchainer, d dao.DAO,
 		// Functions is a slice of interops sorted by ID.
 		Functions:   []Function{},
 		getContract: getContract,
+		baseExecFee: baseExecFee,
 	}
 }
 
@@ -254,10 +261,7 @@ func (ic *Context) GetFunction(id uint32) *Function {
 
 // BaseExecFee represents factor to multiply syscall prices with.
 func (ic *Context) BaseExecFee() int64 {
-	if ic.Chain == nil || (ic.Block != nil && ic.Block.Index == 0) {
-		return DefaultBaseExecFee
-	}
-	return ic.Chain.GetPolicer().GetBaseExecFee()
+	return ic.baseExecFee
 }
 
 // SyscallHandler handles syscall with id.
diff --git a/pkg/core/interop/crypto/ecdsa_test.go b/pkg/core/interop/crypto/ecdsa_test.go
index c5ca3ab32..a5b39d21a 100644
--- a/pkg/core/interop/crypto/ecdsa_test.go
+++ b/pkg/core/interop/crypto/ecdsa_test.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"testing"
 
+	"github.com/nspcc-dev/neo-go/internal/fakechain"
 	"github.com/nspcc-dev/neo-go/pkg/config/netmode"
 	"github.com/nspcc-dev/neo-go/pkg/core/dao"
 	"github.com/nspcc-dev/neo-go/pkg/core/fee"
@@ -67,12 +68,15 @@ func initCheckMultisigVMNoArgs(container *transaction.Transaction) *vm.VM {
 	buf[0] = byte(opcode.SYSCALL)
 	binary.LittleEndian.PutUint32(buf[1:], neoCryptoCheckMultisigID)
 
-	ic := &interop.Context{
-		Network:   uint32(netmode.UnitTestNet),
-		Trigger:   trigger.Verification,
-		Container: container,
-		Functions: Interops,
-	}
+	ic := interop.NewContext(
+		trigger.Verification,
+		fakechain.NewFakeChain(),
+		dao.NewSimple(storage.NewMemoryStore(), false),
+		nil, nil, nil,
+		container,
+		nil)
+	ic.Container = container
+	ic.Functions = Interops
 	v := ic.SpawnVM()
 	v.LoadScript(buf)
 	return v
diff --git a/pkg/core/interop/gas_price.go b/pkg/core/interop/gas_price.go
index c72671411..342dd9e7a 100644
--- a/pkg/core/interop/gas_price.go
+++ b/pkg/core/interop/gas_price.go
@@ -7,5 +7,5 @@ import (
 
 // GetPrice returns a price for executing op with the provided parameter.
 func (ic *Context) GetPrice(op opcode.Opcode, parameter []byte) int64 {
-	return fee.Opcode(ic.BaseExecFee(), op)
+	return fee.Opcode(ic.baseExecFee, op)
 }