diff --git a/__tests__/account.test.ts b/__tests__/account.test.ts
index cbede2398..4b2fd8d30 100644
--- a/__tests__/account.test.ts
+++ b/__tests__/account.test.ts
@@ -23,7 +23,7 @@ describe('deploy and test Wallet', () => {
 
     const erc20DeployPayload = getERC20DeployPayload(account.address);
 
-    /* const erc20Response = await provider.deployContract(erc20DeployPayload);
+    const erc20Response = await provider.deployContract(erc20DeployPayload);
 
     erc20Address = erc20Response.contract_address;
     erc20 = new Contract(compiledErc20.abi, erc20Address, provider);
@@ -39,19 +39,25 @@ describe('deploy and test Wallet', () => {
     });
     dapp = new Contract(compiledTestDapp.abi, dappResponse.contract_address!, provider);
 
-    await provider.waitForTransaction(dappResponse.transaction_hash); */
-    console.log('ok');
+    await provider.waitForTransaction(dappResponse.transaction_hash);
   });
 
   test('UDC Deploy', async () => {
-    const result = await account.deploy({
-      classHash: '0x04c2d9baf8dd7c2c57959b5c20ce35cb6b8e9a1f9089da5bf10c9a4986854869',
+    // only work on testnet
+    const deployment = await account.deploy({
+      classHash: '0x6ad13d6c3f382bdc7d337a3928528e974b76c21153ff25a946d2c4f26ef1c6b',
+      callData: [
+        '0xb3e8b4bd1906e46f4b9ce2d0cbdcf747409ab506469287587b23130a600535',
+        '0x2dd76e7ad84dbed81c314ffe5e7a7cacfb8f4836f01af4e913f275f89a3de1a',
+        '0x2',
+        '0x46a1aa85bb0e68cd29fadbc81791208ddebee17886f075935e5b72f4aa898aa',
+        '0x46a1aa85bb0e68cd29fadbc81791208ddebee17886f075935e5b72f4aa898aa',
+      ],
       salt: '123',
-      unique: true,
-      constructorCalldata: [],
+      unique: false,
     });
 
-    console.log('resut: ', result);
+    expect(deployment).toHaveProperty('transaction_hash');
   });
 
   test('estimate fee', async () => {
diff --git a/src/account/default.ts b/src/account/default.ts
index 2dfe8e2a5..a5ea18257 100644
--- a/src/account/default.ts
+++ b/src/account/default.ts
@@ -1,4 +1,4 @@
-import { ZERO } from '../constants';
+import { UDC, ZERO } from '../constants';
 import { ProviderInterface, ProviderOptions } from '../provider';
 import { Provider } from '../provider/default';
 import { BlockIdentifier } from '../provider/utils';
@@ -23,7 +23,7 @@ import {
   UniversalDeployerContractPayload,
 } from '../types/lib';
 import { calculateContractAddressFromHash, transactionVersion } from '../utils/hash';
-import { BigNumberish, toBN } from '../utils/number';
+import { BigNumberish, toBN, toCairoBool } from '../utils/number';
 import { parseContract } from '../utils/provider';
 import { compileCalldata, estimatedFeeToMaxFee } from '../utils/stark';
 import { fromCallsToExecuteCalldata } from '../utils/transaction';
@@ -234,18 +234,20 @@ export class Account extends Provider implements AccountInterface {
   }
 
   public async deploy(
-    { classHash, salt, unique, constructorCalldata = [] }: UniversalDeployerContractPayload,
+    { classHash, salt, unique = true, callData = [] }: UniversalDeployerContractPayload,
     transactionsDetail: InvocationsDetails = {}
   ): Promise<any> {
+    const compiledCallData = compileCalldata(callData);
     return this.execute(
       {
-        contractAddress: '0x041a78e741e5af2fec34b695679bc6891742439f7afb8484ecd7766661ad02bf',
-        entrypoint: 'deployContract',
+        contractAddress: UDC.ADDRESS,
+        entrypoint: UDC.ENTRYPOINT,
         calldata: [
           classHash,
           salt,
-          unique === true ? '1' : '0',
-          // constructorCalldata.toString(),
+          toCairoBool(unique),
+          compiledCallData.length,
+          ...compiledCallData,
         ],
       },
       undefined,
diff --git a/src/constants.ts b/src/constants.ts
index 763fd34f2..b0015018c 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -20,6 +20,11 @@ export enum TransactionHashPrefix {
   L1_HANDLER = '0x6c315f68616e646c6572', // encodeShortString('l1_handler'),
 }
 
+export const UDC = {
+  ADDRESS: '0x041a78e741e5af2fec34b695679bc6891742439f7afb8484ecd7766661ad02bf',
+  ENTRYPOINT: 'deployContract',
+};
+
 /**
  * The following is taken from https://github.com/starkware-libs/starkex-resources/blob/master/crypto/starkware/crypto/signature/pedersen_params.json but converted to hex, because JS is very bad handling big integers by default
  * Please do not edit until the JSON changes.
diff --git a/src/types/api/index.ts b/src/types/api/index.ts
index 17c034e1e..7f828965e 100644
--- a/src/types/api/index.ts
+++ b/src/types/api/index.ts
@@ -1,9 +1,11 @@
 import { BigNumberish } from '../../utils/number';
 import { Signature } from '../lib';
 
-export type RawArgs = {
-  [inputName: string]: string | string[] | { type: 'struct'; [k: string]: BigNumberish };
-};
+export type RawArgs =
+  | {
+      [inputName: string]: string | string[] | { type: 'struct'; [k: string]: BigNumberish };
+    }
+  | string[];
 
 export type Calldata = string[];
 
diff --git a/src/types/lib.ts b/src/types/lib.ts
index bcb982678..8842d8636 100644
--- a/src/types/lib.ts
+++ b/src/types/lib.ts
@@ -7,6 +7,11 @@ export type KeyPair = EC.KeyPair;
 export type Signature = string[];
 export type RawCalldata = BigNumberish[];
 export type AllowArray<T> = T | T[];
+export type RawArgs =
+  | {
+      [inputName: string]: string | string[] | { type: 'struct'; [k: string]: BigNumberish };
+    }
+  | string[];
 
 export interface ContractClass {
   program: CompressedProgram;
@@ -18,7 +23,7 @@ export type UniversalDeployerContractPayload = {
   classHash: BigNumberish;
   salt: string;
   unique: boolean;
-  constructorCalldata: RawCalldata;
+  callData: RawArgs;
 };
 
 export type DeployContractPayload = {
diff --git a/src/utils/number.ts b/src/utils/number.ts
index 125bc555a..703baf7be 100644
--- a/src/utils/number.ts
+++ b/src/utils/number.ts
@@ -88,3 +88,5 @@ export function getHexString(value: string) {
 export function getHexStringArray(value: Array<string>) {
   return value.map((el) => getHexString(el));
 }
+
+export const toCairoBool = (value: boolean): string => (+value).toString();