diff --git a/cli/smartcontract/smart_contract.go b/cli/smartcontract/smart_contract.go
index 33278122f..643001866 100644
--- a/cli/smartcontract/smart_contract.go
+++ b/cli/smartcontract/smart_contract.go
@@ -44,7 +44,7 @@ var (
 	}
 	gasFlag = cli.Float64Flag{
 		Name:  "gas, g",
-		Usage: "gas to pay for transaction",
+		Usage: "gas to add to the transaction",
 	}
 )
 
@@ -86,8 +86,14 @@ func NewCommands() []cli.Command {
 				},
 			},
 			{
-				Name:   "deploy",
-				Usage:  "deploy a smart contract (.avm with description)",
+				Name:  "deploy",
+				Usage: "deploy a smart contract (.avm with description)",
+				Description: `Deploys given contract into the chain. The gas parameter is for additional
+   gas to be added as a network fee to prioritize the transaction. It may also
+   be required to add that to satisfy chain's policy regarding transaction size
+   and the minimum size fee (so if transaction send fails, try adding 0.001 GAS
+   to it).
+`,
 				Action: contractDeploy,
 				Flags: []cli.Flag{
 					cli.StringFlag{
@@ -583,6 +589,8 @@ func contractDeploy(ctx *cli.Context) error {
 		return cli.NewExitError(fmt.Errorf("failed to create deployment script: %v", err), 1)
 	}
 
+	gas += smartcontract.GetDeploymentPrice(request.DetailsToSCProperties(&conf.Contract))
+
 	txHash, err := c.SignAndPushInvocationTx(txScript, wif, gas)
 	if err != nil {
 		return cli.NewExitError(fmt.Errorf("failed to push invocation tx: %v", err), 1)
diff --git a/pkg/core/gas_price.go b/pkg/core/gas_price.go
index 036dc0cbb..021297eb9 100644
--- a/pkg/core/gas_price.go
+++ b/pkg/core/gas_price.go
@@ -93,18 +93,7 @@ func getSyscallPrice(v *vm.VM, id uint32) util.Fixed8 {
 		arg := estack.Peek(1).BigInt().Int64()
 		return util.Fixed8FromInt64(arg * 5000)
 	case neoContractCreate, neoContractMigrate, antSharesContractCreate, antSharesContractMigrate:
-		fee := int64(100)
-		props := smartcontract.PropertyState(estack.Peek(3).BigInt().Int64())
-
-		if props&smartcontract.HasStorage != 0 {
-			fee += 400
-		}
-
-		if props&smartcontract.HasDynamicInvoke != 0 {
-			fee += 500
-		}
-
-		return util.Fixed8FromInt64(fee)
+		return smartcontract.GetDeploymentPrice(smartcontract.PropertyState(estack.Peek(3).BigInt().Int64()))
 	case systemStoragePut, systemStoragePutEx, neoStoragePut, antSharesStoragePut:
 		// price for storage PUT is 1 GAS per 1 KiB
 		keySize := len(estack.Peek(1).Bytes())
diff --git a/pkg/rpc/request/txBuilder.go b/pkg/rpc/request/txBuilder.go
index 8fe3df81c..f841a71b3 100644
--- a/pkg/rpc/request/txBuilder.go
+++ b/pkg/rpc/request/txBuilder.go
@@ -80,17 +80,10 @@ func AddInputsAndUnspentsToTx(tx *transaction.Transaction, addr string, assetID
 	return nil
 }
 
-// CreateDeploymentScript returns a script that deploys given smart contract
-// with its metadata.
-func CreateDeploymentScript(avm []byte, contract *ContractDetails) ([]byte, error) {
+// DetailsToSCProperties extract the fields needed from ContractDetails
+// and converts them to smartcontract.PropertyState.
+func DetailsToSCProperties(contract *ContractDetails) smartcontract.PropertyState {
 	var props smartcontract.PropertyState
-
-	script := io.NewBufBinWriter()
-	emit.Bytes(script.BinWriter, []byte(contract.Description))
-	emit.Bytes(script.BinWriter, []byte(contract.Email))
-	emit.Bytes(script.BinWriter, []byte(contract.Author))
-	emit.Bytes(script.BinWriter, []byte(contract.Version))
-	emit.Bytes(script.BinWriter, []byte(contract.ProjectName))
 	if contract.HasStorage {
 		props |= smartcontract.HasStorage
 	}
@@ -100,7 +93,19 @@ func CreateDeploymentScript(avm []byte, contract *ContractDetails) ([]byte, erro
 	if contract.IsPayable {
 		props |= smartcontract.IsPayable
 	}
-	emit.Int(script.BinWriter, int64(props))
+	return props
+}
+
+// CreateDeploymentScript returns a script that deploys given smart contract
+// with its metadata.
+func CreateDeploymentScript(avm []byte, contract *ContractDetails) ([]byte, error) {
+	script := io.NewBufBinWriter()
+	emit.Bytes(script.BinWriter, []byte(contract.Description))
+	emit.Bytes(script.BinWriter, []byte(contract.Email))
+	emit.Bytes(script.BinWriter, []byte(contract.Author))
+	emit.Bytes(script.BinWriter, []byte(contract.Version))
+	emit.Bytes(script.BinWriter, []byte(contract.ProjectName))
+	emit.Int(script.BinWriter, int64(DetailsToSCProperties(contract)))
 	emit.Int(script.BinWriter, int64(contract.ReturnType))
 	params := make([]byte, len(contract.Parameters))
 	for k := range contract.Parameters {
diff --git a/pkg/smartcontract/deployment_price.go b/pkg/smartcontract/deployment_price.go
new file mode 100644
index 000000000..5ba9b8929
--- /dev/null
+++ b/pkg/smartcontract/deployment_price.go
@@ -0,0 +1,18 @@
+package smartcontract
+
+import "github.com/nspcc-dev/neo-go/pkg/util"
+
+// GetDeploymentPrice returns contract deployment price based on its properties.
+func GetDeploymentPrice(props PropertyState) util.Fixed8 {
+	fee := int64(100)
+
+	if props&HasStorage != 0 {
+		fee += 400
+	}
+
+	if props&HasDynamicInvoke != 0 {
+		fee += 500
+	}
+
+	return util.Fixed8FromInt64(fee)
+}