diff --git a/contracts/SmartRoute/SmartSwap.sol b/contracts/SmartRoute/SmartSwap.sol
index 78ab7d0..9603d73 100644
--- a/contracts/SmartRoute/SmartSwap.sol
+++ b/contracts/SmartRoute/SmartSwap.sol
@@ -44,10 +44,9 @@ contract SmartSwap is Ownable {
         _WETH_ = _weth;
     }
 
+    fallback() external payable {}
 
-    fallback() external payable {
-        require(msg.sender == _WETH_, "WE_CAN_NOT_SAVED_YOUR_ETH");
-    }
+    receive() external payable {}
 
     function dodoSwap(
         IERC20 fromToken,
diff --git a/deploy-detail.txt b/deploy-detail.txt
index d393539..94504ae 100644
--- a/deploy-detail.txt
+++ b/deploy-detail.txt
@@ -1,7 +1,8 @@
 ====================================================
 network type: live
-Deploy time: 2020/11/13 下午5:16:25
+Deploy time: 2020/11/15 下午3:25:21
 Deploy type: Smart Route
 SmartApprove Address:  0xe380Ad3181A69BF92133D2feb609867c4adC61eA
 DODOSellHelper Address:  0x533da777aedce766ceae696bf90f8541a4ba80eb
-SmartSwap Address:  0xc1e152A032130bc7b49A00c78571C858BFc959C5
+SmartSwap Address:  0xf40be68442e8bcf900FED714246f99BE556345e7
+SmartApprovce setSmartSwap tx:  0xfd22c5e3ede777d21f0a0d2d8a64ccee584cc43fa2b72113c97360408c974beb
diff --git a/migrations/1_initial_migration.js b/migrations/1_initial_migration.js
index ee2135d..f389a7e 100644
--- a/migrations/1_initial_migration.js
+++ b/migrations/1_initial_migration.js
@@ -1,5 +1,5 @@
 const Migrations = artifacts.require("Migrations");
 
 module.exports = function(deployer) {
-  deployer.deploy(Migrations);
+  // deployer.deploy(Migrations);
 };
diff --git a/migrations/2_deploy.js b/migrations/2_deploy.js
index e3484df..d942ca8 100644
--- a/migrations/2_deploy.js
+++ b/migrations/2_deploy.js
@@ -16,14 +16,17 @@ module.exports = async (deployer, network,accounts) => {
   let DODOSellHelperAddress = ""
   let DODOZooAddress = ""
   let WETHAddress = ""
+  let SmartApproveAddress = ""
   if(network == 'kovan'){
     DODOSellHelperAddress = "0xbdEae617F2616b45DCB69B287D52940a76035Fe3";
     DODOZooAddress = "0x92230e929a2226b29ed3441ae5524886347c60c8";
     WETHAddress = "0x5eca15b12d959dfcf9c71c59f8b467eb8c6efd0b";
+    SmartApproveAddress = "0x5627b7DEb3055e1e899003FDca0716b32C382084";
   }else if(network == 'live'){
     DODOSellHelperAddress = "0x533da777aedce766ceae696bf90f8541a4ba80eb";
     DODOZooAddress = "0x3a97247df274a17c59a3bd12735ea3fcdfb49950";
     WETHAddress = "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2";
+    SmartApproveAddress = "0xe380Ad3181A69BF92133D2feb609867c4adC61eA";
   }else 
     return;
 
@@ -33,18 +36,21 @@ module.exports = async (deployer, network,accounts) => {
 
   if (DEPLOY_ROUTE) {
     logger.log("Deploy type: Smart Route");
-    await deployer.deploy(SmartApprove);
+    if(SmartApprove == ""){
+      await deployer.deploy(SmartApprove);
+      SmartApproveAddress = SmartApprove.address;
+    }
     if(DODOSellHelperAddress == "") {
       await deployer.deploy(DODOSellHelper);
       DODOSellHelperAddress = DODOSellHelper.address;
     }
-    logger.log("SmartApprove Address: ",SmartApprove.address);
+    logger.log("SmartApprove Address: ",SmartApproveAddress);
     logger.log("DODOSellHelper Address: ",DODOSellHelperAddress);
 
-    await deployer.deploy(SmartSwap,SmartApprove.address,DODOSellHelperAddress,WETHAddress);
+    await deployer.deploy(SmartSwap,SmartApproveAddress,DODOSellHelperAddress,WETHAddress);
     logger.log("SmartSwap Address: ",SmartSwap.address);
 
-    const SmartApproveInstance = await SmartApprove.deployed();
+    const SmartApproveInstance = await SmartApprove.at(SmartApproveAddress);
     var tx = await SmartApproveInstance.setSmartSwap(SmartSwap.address);
     logger.log("SmartApprovce setSmartSwap tx: ",tx.tx);
   }
diff --git a/truffle-config.js b/truffle-config.js
index 563c7c4..7663c47 100644
--- a/truffle-config.js
+++ b/truffle-config.js
@@ -65,11 +65,12 @@ module.exports = {
       skipDryRun: true
     },
     live: {
+      networkCheckTimeout: 100000,
       provider: function() {
         return new HDWalletProvider(privKey, "https://mainnet.infura.io/v3/" + infuraId);
       },
       gas: 4000000,
-      gasPrice: 50000000000,
+      gasPrice: 20000000000,
       network_id: 1,
       skipDryRun: true
     },