diff --git a/browser/empty.js b/browser/empty.js
new file mode 100644
index 00000000..7d102507
--- /dev/null
+++ b/browser/empty.js
@@ -0,0 +1,2 @@
+// Empty module for browserify.
+throw new Error('Module not available.');
diff --git a/lib/bcoin/bip70/pk.js b/lib/bcoin/bip70/pk.js
index 8e4d334c..fddc6d49 100644
--- a/lib/bcoin/bip70/pk.js
+++ b/lib/bcoin/bip70/pk.js
@@ -14,7 +14,7 @@ var utils = require('../utils');
 var crypto;
 
 try {
-  crypto = require('cryp' + 'to');
+  crypto = require('crypto');
 } catch (e) {
   ;
 }
diff --git a/lib/bcoin/config.js b/lib/bcoin/config.js
index 660b4ccf..c79ea9c3 100644
--- a/lib/bcoin/config.js
+++ b/lib/bcoin/config.js
@@ -12,7 +12,7 @@ var assert = utils.assert;
 var fs;
 
 if (!utils.isBrowser)
-  fs = require('f' + 's');
+  fs = require('fs');
 
 /**
  * @exports config
diff --git a/lib/bcoin/crypto.js b/lib/bcoin/crypto.js
index 81d39c81..6006f82e 100644
--- a/lib/bcoin/crypto.js
+++ b/lib/bcoin/crypto.js
@@ -15,9 +15,9 @@ var isBrowser =
   || typeof window !== 'undefined';
 
 if (!isBrowser) {
-  nativeCrypto = require('cry' + 'pto');
+  nativeCrypto = require('crypto');
   try {
-    supersha = require('super' + 'sha');
+    supersha = require('supersha');
   } catch (e) {
     ;
   }
diff --git a/lib/bcoin/ec.js b/lib/bcoin/ec.js
index 09ecc5be..f477f0ef 100644
--- a/lib/bcoin/ec.js
+++ b/lib/bcoin/ec.js
@@ -14,11 +14,11 @@ var assert = utils.assert;
 var crypto, secp256k1;
 
 if (!utils.isBrowser)
-  crypto = require('cry' + 'pto');
+  crypto = require('crypto');
 
 try {
   if (+process.env.BCOIN_USE_ELLIPTIC !== 1)
-    secp256k1 = require('secp' + '256k1');
+    secp256k1 = require('secp256k1');
 } catch (e) {
   ;
 }
diff --git a/lib/bcoin/http/index.js b/lib/bcoin/http/index.js
index 40f26678..4a5e9dff 100644
--- a/lib/bcoin/http/index.js
+++ b/lib/bcoin/http/index.js
@@ -9,11 +9,10 @@
 
 var utils = require('../utils');
 
-exports.request = require('./request');
-exports.client = require('./client');
-exports.wallet = require('./wallet');
-
 if (!utils.isBrowser) {
-  exports.base = require('./ba' + 'se');
-  exports.server = require('./ser' + 'ver');
+  exports.request = require('./request');
+  exports.client = require('./client');
+  exports.wallet = require('./wallet');
+  exports.base = require('./base');
+  exports.server = require('./server');
 }
diff --git a/lib/bcoin/http/rpc.js b/lib/bcoin/http/rpc.js
index cf62a94c..b9f8ec22 100644
--- a/lib/bcoin/http/rpc.js
+++ b/lib/bcoin/http/rpc.js
@@ -14,7 +14,7 @@ var constants = bcoin.protocol.constants;
 var fs;
 
 try {
-  fs = require('f' + 's');
+  fs = require('fs');
 } catch (e) {
   ;
 }
diff --git a/lib/bcoin/logger.js b/lib/bcoin/logger.js
index 2d36e2bd..badc4622 100644
--- a/lib/bcoin/logger.js
+++ b/lib/bcoin/logger.js
@@ -11,7 +11,7 @@ var assert = require('assert');
 var fs;
 
 if (!utils.isBrowser)
-  fs = require('f' + 's');
+  fs = require('fs');
 
 /**
  * Basic stdout and file logger.
diff --git a/lib/bcoin/peer.js b/lib/bcoin/peer.js
index 1ced7e83..18d8063b 100644
--- a/lib/bcoin/peer.js
+++ b/lib/bcoin/peer.js
@@ -462,7 +462,7 @@ Peer.prototype.createSocket = function createSocket(port, host) {
       proxy = require('../../browser/proxysocket');
       socket = proxy.connect(this.pool.proxyServer, port, host);
     } else {
-      net = require('n' + 'et');
+      net = require('net');
       socket = net.connect(port, host);
     }
   }
diff --git a/lib/bcoin/pool.js b/lib/bcoin/pool.js
index 266e3e16..1acca6ed 100644
--- a/lib/bcoin/pool.js
+++ b/lib/bcoin/pool.js
@@ -438,7 +438,7 @@ Pool.prototype.listen = function listen(callback) {
   } else {
     if (utils.isBrowser)
       return utils.nextTick(callback);
-    net = require('n' + 'et');
+    net = require('net');
     this.server = new net.Server();
   }
 
@@ -1862,7 +1862,7 @@ Pool.prototype.getIP = function getIP(callback) {
   if (utils.isBrowser)
     return callback(new Error('Could not find IP.'));
 
-  request = require('./http/' + 'request');
+  request = require('./http/request');
 
   request({
     method: 'GET',
@@ -1893,7 +1893,7 @@ Pool.prototype.getIP2 = function getIP2(callback) {
   if (utils.isBrowser)
     return callback(new Error('Could not find IP.'));
 
-  request = require('./http/' + 'request');
+  request = require('./http/request');
 
   request({
     method: 'GET',
diff --git a/lib/bcoin/utils.js b/lib/bcoin/utils.js
index 0d6527be..f0e76f88 100644
--- a/lib/bcoin/utils.js
+++ b/lib/bcoin/utils.js
@@ -53,7 +53,7 @@ utils.isBrowser =
   || typeof window !== 'undefined';
 
 if (!utils.isBrowser)
-  fs = require('f' + 's');
+  fs = require('fs');
 
 Number = utils.global.Number;
 Math = utils.global.Math;
@@ -65,7 +65,7 @@ Date = utils.global.Date;
  */
 
 try {
-  utils.HOME = require('o' + 's').homedir();
+  utils.HOME = require('os').homedir();
 } catch (e) {
   utils.HOME = process.env.HOME
     || process.env.USERPROFILE
diff --git a/lib/bcoin/workers.js b/lib/bcoin/workers.js
index fb9686fa..59ac08b2 100644
--- a/lib/bcoin/workers.js
+++ b/lib/bcoin/workers.js
@@ -352,7 +352,7 @@ Worker.prototype._init = function _init() {
 
     this.child.postMessage(JSON.stringify(penv));
   } else {
-    cp = require('child_' + 'process');
+    cp = require('child_process');
 
     this.child = cp.spawn(process.argv[0], [__dirname + '/worker.js'], {
       stdio: 'pipe',
@@ -1150,7 +1150,7 @@ function getCores() {
   if (utils.isBrowser)
     return 2;
 
-  os = require('o' + 's');
+  os = require('os');
 
   return os.cpus().length;
 }
diff --git a/package.json b/package.json
index 7e963f10..431a1a14 100644
--- a/package.json
+++ b/package.json
@@ -49,5 +49,19 @@
     "level-js": "2.2.4",
     "mocha": "2.5.3",
     "uglify-js": "2.7.0"
+  },
+  "browser": {
+    "./lib/bcoin/http/request": "./browser/empty.js",
+    "./lib/bcoin/http/client": "./browser/empty.js",
+    "./lib/bcoin/http/wallet": "./browser/empty.js",
+    "./lib/bcoin/http/base": "./browser/empty.js",
+    "./lib/bcoin/http/server": "./browser/empty.js",
+    "fs": "./browser/empty.js",
+    "crypto": "./browser/empty.js",
+    "child_process": "./browser/empty.js",
+    "os": "./browser/empty.js",
+    "net": "./browser/empty.js",
+    "supersha": "./browser/empty.js",
+    "secp256k1": "./browser/empty.js"
   }
 }