diff --git a/migrations/1_deploy_contracts.js b/migrations/1_deploy_contracts.js
index 5c78e5d..52f741e 100644
--- a/migrations/1_deploy_contracts.js
+++ b/migrations/1_deploy_contracts.js
@@ -4,6 +4,7 @@ const IBCChannel = artifacts.require("IBCChannelHandshake");
 const IBCClient = artifacts.require("IBCClient");
 const MockClient = artifacts.require("MockClient");
 const MockModule = artifacts.require("MockModule");
+const CKBClient = artifacts.require("CKBClient");
 
 module.exports = async function (deployer, network) {
   console.log("Deploy contracts for network", network);
@@ -15,12 +16,14 @@ module.exports = async function (deployer, network) {
   await deployer.deploy(IBCClient);
   await deployer.deploy(MockClient);
   await deployer.deploy(MockModule);
+  await deployer.deploy(CKBClient);
 
   const ibcClient = await IBCClient.deployed();
   const ibcPacket = await IBCPacket.deployed();
   const ibcConnection = await IBCConnection.deployed();
   const ibcChannel = await IBCChannel.deployed();
   const mockClient = await MockClient.deployed();
+  const ckbClient = await CKBClient.deployed();
 
   // 2. deploy IBCMockHandler
   let IBCHandler = undefined;
@@ -46,7 +49,7 @@ module.exports = async function (deployer, network) {
   const axonClientType = "07-axon";
   await ibcHandler.registerClient(axonClientType, mockClient.address);
   const ckbClientType = "07-ckb4ibc";
-  await ibcHandler.registerClient(ckbClientType, mockClient.address);
+  await ibcHandler.registerClient(ckbClientType, ckbClient.address);
 
   // 4. register MockTransfer Module
   const MockTransfer = artifacts.require("MockTransfer");