diff --git a/fabcar/invoke.js b/fabcar/invoke.js
index 0aa6e0c5d4..407b0c1616 100644
--- a/fabcar/invoke.js
+++ b/fabcar/invoke.js
@@ -72,8 +72,7 @@ Promise.resolve().then(() => {
         console.log(util.format(
             'Successfully sent Proposal and received ProposalResponse: Status - %s, message - "%s", metadata - "%s", endorsement signature: %s',
             proposalResponses[0].response.status, proposalResponses[0].response.message,
-            proposalResponses[0].response.payload, proposalResponses[0].endorsement
-            .signature));
+            proposalResponses[0].response.payload, proposalResponses[0].endorsement.signature));
         var request = {
             proposalResponses: proposalResponses,
             proposal: proposal,
diff --git a/fabcar/query.js b/fabcar/query.js
index fd29cf217f..672f120131 100644
--- a/fabcar/query.js
+++ b/fabcar/query.js
@@ -8,58 +8,57 @@ var hfc = require('fabric-client');
 var path = require('path');
 
 var options = {
-	  wallet_path : path.join(__dirname, './network/creds'),
-	  user_id: 'PeerAdmin',
-	  channel_id: 'mychannel',
-	  chaincode_id: 'fabcar',
-	  network_url: 'grpc://localhost:7051',
-	  };
+    wallet_path: path.join(__dirname, './network/creds'),
+    user_id: 'PeerAdmin',
+    channel_id: 'mychannel',
+    chaincode_id: 'fabcar',
+    network_url: 'grpc://localhost:7051',
+};
 
 var channel = {};
 var client = null;
 
-Promise.resolve().then (() => {
-	 console.log("Create a client and set the wallet location");
-     client = new hfc();
-	 return hfc.newDefaultKeyValueStore({path: options.wallet_path});
+Promise.resolve().then(() => {
+    console.log("Create a client and set the wallet location");
+    client = new hfc();
+    return hfc.newDefaultKeyValueStore({ path: options.wallet_path });
 }).then((wallet) => {
-	 console.log("Set wallet path, and associate user ",options.user_id," with application");
-	 client.setStateStore(wallet);
-	 return client.getUserContext(options.user_id, true);
-}).then ((user) => {
-         console.log("Check user is enrolled, and set a query URL in the network");
-     	 if (user===undefined || user.isEnrolled()===false) {
-	  	console.error("User not defined, or not enrolled - error");
-	 }
-     	 channel = client.newChannel(options.channel_id);
-	 channel.addPeer(client.newPeer(options.network_url));
-	 return;
-}).then (() => {
-	 console.log("Make query");
-	 var transaction_id = client.newTransactionID();
-	 console.log("Assigning transaction_id: ", transaction_id._transaction_id);
+    console.log("Set wallet path, and associate user ", options.user_id, " with application");
+    client.setStateStore(wallet);
+    return client.getUserContext(options.user_id, true);
+}).then((user) => {
+    console.log("Check user is enrolled, and set a query URL in the network");
+    if (user === undefined || user.isEnrolled() === false) {
+        console.error("User not defined, or not enrolled - error");
+    }
+    channel = client.newChannel(options.channel_id);
+    channel.addPeer(client.newPeer(options.network_url));
+    return;
+}).then(() => {
+    console.log("Make query");
+    var transaction_id = client.newTransactionID();
+    console.log("Assigning transaction_id: ", transaction_id._transaction_id);
 
-  // queryCar - requires 1 argument, ex: args: ['CAR4'],
-  // queryAllCars - requires no arguments , ex: args: [''],
-   const request = {
-         chaincodeId: options.chaincode_id,
-         txId: transaction_id,
-         fcn: 'queryAllCars',
-         args: ['']
-     };
-     return channel.queryByChaincode(request);
-}).then ((query_responses) => {
-     console.log("returned from query");
-	 if (!query_responses.length) {
-	 	console.log("No payloads were returned from query");
-	 } else {
-	 	console.log("Query result count = ", query_responses.length)
-	 }
-	 if (query_responses[0] instanceof Error) {
-        	console.error("error from query = ", query_responses[0]);
-	 }
-	 console.log("Response is ", query_responses[0].toString());
-})
-.catch ((err) => {
-     console.error("Caught Error", err);
+    // queryCar - requires 1 argument, ex: args: ['CAR4'],
+    // queryAllCars - requires no arguments , ex: args: [''],
+    const request = {
+        chaincodeId: options.chaincode_id,
+        txId: transaction_id,
+        fcn: 'queryAllCars',
+        args: ['']
+    };
+    return channel.queryByChaincode(request);
+}).then((query_responses) => {
+    console.log("returned from query");
+    if (!query_responses.length) {
+        console.log("No payloads were returned from query");
+    } else {
+        console.log("Query result count = ", query_responses.length)
+    }
+    if (query_responses[0] instanceof Error) {
+        console.error("error from query = ", query_responses[0]);
+    }
+    console.log("Response is ", query_responses[0].toString());
+}).catch((err) => {
+    console.error("Caught Error", err);
 });