diff --git a/lib/blocks.js b/lib/blocks.js
index 1c102df..6cb5b7b 100644
--- a/lib/blocks.js
+++ b/lib/blocks.js
@@ -37,7 +37,7 @@ BlockController.prototype.block = function(req, res, next, hash) {
 BlockController.prototype.transformBlock = function(block, info) {
   var blockObj = block.toObject();
   var transactionIds = blockObj.transactions.map(function(tx) {
-    return tx.hash
+    return tx.hash;
   });
   return {
     hash: block.hash,
@@ -53,7 +53,7 @@ BlockController.prototype.transformBlock = function(block, info) {
     difficulty: block.header.getDifficulty(),
     chainwork: info.chainWork,
     previousblockhash: blockObj.header.prevHash,
-    nextblockhash: null, // placeholder
+    nextblockhash: this.node.services.bitcoind.getNextBlockHash(block.hash),
     reward: this.getBlockReward(info.height) / 1e8,
     isMainChain: info.isMainChain
   };
@@ -202,4 +202,4 @@ BlockController.prototype.getBlockReward = function(height) {
   return parseInt(subsidy.toString(10));
 };
 
-module.exports = BlockController;
\ No newline at end of file
+module.exports = BlockController;
diff --git a/test/blocks.js b/test/blocks.js
index 7e16ed9..c5de8e8 100644
--- a/test/blocks.js
+++ b/test/blocks.js
@@ -42,38 +42,35 @@ var blockIndexes = {
 describe('Blocks', function() {
   describe('/blocks/:blockHash route', function() {
     var insight = {
-      "hash": "0000000000000afa0c3c0afd450c793a1e300ec84cbe9555166e06132f19a8f7",
-      "confirmations": 119,
-      "size": 1011,
-      "height": 533974,
-      "version": 536870919,
-      "merkleroot": "b06437355844b8178173f3e18ca141472e4b0861daa81ef0f701cf9e51f0283e",
-      "tx": [
-          "25a988e54b02e0e5df146a0f8fa7b9db56210533a9f04bdfda5f4ceb6f77aadd",
-          "b85334bf2df35c6dd5b294efe92ffc793a78edff75a2ca666fc296ffb04bbba0",
-          "2e01c7a4a0e335112236b711c4aaddd02e8dc59ba2cda416e8f80ff06dddd7e1"
+      'hash': '0000000000000afa0c3c0afd450c793a1e300ec84cbe9555166e06132f19a8f7',
+      'confirmations': 119,
+      'size': 1011,
+      'height': 533974,
+      'version': 536870919,
+      'merkleroot': 'b06437355844b8178173f3e18ca141472e4b0861daa81ef0f701cf9e51f0283e',
+      'tx': [
+          '25a988e54b02e0e5df146a0f8fa7b9db56210533a9f04bdfda5f4ceb6f77aadd',
+          'b85334bf2df35c6dd5b294efe92ffc793a78edff75a2ca666fc296ffb04bbba0',
+          '2e01c7a4a0e335112236b711c4aaddd02e8dc59ba2cda416e8f80ff06dddd7e1'
       ],
-      "time": 1440987503,
-      "nonce": 1868753784,
-      "bits": "1a0cf267",
-      "difficulty": 1295829.93087696,
-      "chainwork": "0000000000000000000000000000000000000000000000054626b1839ade284a",
-      "previousblockhash": "00000000000001a55f3214e9172eb34b20e0bc5bd6b8007f3f149fca2c8991a4",
-      "nextblockhash": "000000000001e866a8057cde0c650796cb8a59e0e6038dc31c69d7ca6649627d",
-      "reward": 12.5,
-      "isMainChain": true
+      'time': 1440987503,
+      'nonce': 1868753784,
+      'bits': '1a0cf267',
+      'difficulty': 1295829.93087696,
+      'chainwork': '0000000000000000000000000000000000000000000000054626b1839ade284a',
+      'previousblockhash': '00000000000001a55f3214e9172eb34b20e0bc5bd6b8007f3f149fca2c8991a4',
+      'nextblockhash': '000000000001e866a8057cde0c650796cb8a59e0e6038dc31c69d7ca6649627d',
+      'reward': 12.5,
+      'isMainChain': true
     };
 
     var bitcoreBlock = bitcore.Block.fromBuffer(new Buffer(blocks['0000000000000afa0c3c0afd450c793a1e300ec84cbe9555166e06132f19a8f7'], 'hex'));
 
-    var todos = {
-      nextblockhash: '000000000001e866a8057cde0c650796cb8a59e0e6038dc31c69d7ca6649627d'
-    };
-
     var node = {
       getBlock: sinon.stub().callsArgWith(1, null, bitcoreBlock),
       services: {
         bitcoind: {
+          getNextBlockHash: sinon.stub().returns('000000000001e866a8057cde0c650796cb8a59e0e6038dc31c69d7ca6649627d'),
           getBlockIndex: sinon.stub().returns(blockIndexes['0000000000000afa0c3c0afd450c793a1e300ec84cbe9555166e06132f19a8f7']),
           isMainChain: sinon.stub().returns(true)
         },
@@ -85,14 +82,13 @@ describe('Blocks', function() {
       }
     };
     
-
     it('block data should be correct', function(done) {
       var blocks = new BlockController(node);
       var req = {};
       var res = {};
       var next = function() {
         should.exist(req.block);
-        var block = _.extend(req.block, todos);
+        var block = req.block;
         should(block).eql(insight);
         done();
       };
@@ -225,4 +221,4 @@ describe('Blocks', function() {
       blocks.getBlockReward(500000).should.equal(12.5 * 1e8);
     });
   });
-});
\ No newline at end of file
+});