diff --git a/migrations/2_deploy_contracts.js b/migrations/2_deploy_contracts.js
index 5bb72caec..b52a6d09c 100644
--- a/migrations/2_deploy_contracts.js
+++ b/migrations/2_deploy_contracts.js
@@ -1,12 +1,9 @@
 module.exports = function(deployer) {
-  deployer.deploy(PullPaymentBid);
-  deployer.deploy(BadArrayUse);
-  deployer.deploy(ProofOfExistence);
   deployer.deploy(Ownable);
   deployer.deploy(Claimable);
   deployer.deploy(LimitBalance);
   if(deployer.network == 'test'){
     deployer.deploy(SecureTargetBounty);
     deployer.deploy(InsecureTargetBounty);
-  };
+  }
 };
diff --git a/test/Killable.js b/test/Killable.js
index 73bc8067b..d43d3e744 100644
--- a/test/Killable.js
+++ b/test/Killable.js
@@ -7,7 +7,7 @@ contract('Killable', function(accounts) {
     transactionReceiptAsync = function(txnHash, resolve, reject) {
         try {
             var receipt = web3.eth.getTransactionReceipt(txnHash);
-            if (receipt == null) {
+            if (receipt === null) {
                 setTimeout(function () {
                     transactionReceiptAsync(txnHash, resolve, reject);
                 }, interval);
@@ -37,9 +37,6 @@ contract('Killable', function(accounts) {
     web3.eth.sendTransaction({from: web3.eth.coinbase, to: accounts[0], value: web3.toWei('50','ether')}, function(err, result) {
       if(err)
         console.log("ERROR:" + err);
-      else {
-        console.log(result);
-      }
     });
 
     killable = await Killable.new({from: accounts[0], value: web3.toWei('10','ether')});