diff --git a/src/node/cli/service_packager.js b/src/node/cli/service_packager.js
index f29180b2526830fad809438fed63f4f837aee747..c92c450a01e51921c550554bf5b972e73eb29b8c 100644
--- a/src/node/cli/service_packager.js
+++ b/src/node/cli/service_packager.js
@@ -36,7 +36,7 @@
 var fs = require('fs');
 var path = require('path');
 
-var _ = require('underscore');
+var _ = require('lodash');
 var async = require('async');
 var pbjs = require('protobufjs/cli/pbjs');
 var parseArgs = require('minimist');
diff --git a/src/node/examples/perf_test.js b/src/node/examples/perf_test.js
index 31083e098727d37e4893d3fb2bcde3fb938e4bba..da919eced5378ee808482d5bf7b0de93c399a716 100644
--- a/src/node/examples/perf_test.js
+++ b/src/node/examples/perf_test.js
@@ -35,7 +35,7 @@
 
 var grpc = require('..');
 var testProto = grpc.load(__dirname + '/../interop/test.proto').grpc.testing;
-var _ = require('underscore');
+var _ = require('lodash');
 var interop_server = require('../interop/interop_server.js');
 
 function runTest(iterations, callback) {
diff --git a/src/node/examples/route_guide_client.js b/src/node/examples/route_guide_client.js
index 0b3e9c581920937eddc1457b14315298f1253f1e..8cd532fef1716b1553a90aa190eded41292a464c 100644
--- a/src/node/examples/route_guide_client.js
+++ b/src/node/examples/route_guide_client.js
@@ -37,7 +37,7 @@ var async = require('async');
 var fs = require('fs');
 var parseArgs = require('minimist');
 var path = require('path');
-var _ = require('underscore');
+var _ = require('lodash');
 var grpc = require('..');
 var examples = grpc.load(__dirname + '/route_guide.proto').examples;
 var client = new examples.RouteGuide('localhost:50051');
diff --git a/src/node/examples/route_guide_server.js b/src/node/examples/route_guide_server.js
index 9555368422046999d8b447ee870b74cbdc3bbe6b..c777eab7bcf6617d782705f3ed0c08d84aef296e 100644
--- a/src/node/examples/route_guide_server.js
+++ b/src/node/examples/route_guide_server.js
@@ -36,7 +36,7 @@
 var fs = require('fs');
 var parseArgs = require('minimist');
 var path = require('path');
-var _ = require('underscore');
+var _ = require('lodash');
 var grpc = require('..');
 var examples = grpc.load(__dirname + '/route_guide.proto').examples;
 
diff --git a/src/node/examples/stock_server.js b/src/node/examples/stock_server.js
index 8c22af147ed17d3db9ccddf0a17e151db3772c9e..caaf9f99baef3c8c98296e06919aa189da5fd428 100644
--- a/src/node/examples/stock_server.js
+++ b/src/node/examples/stock_server.js
@@ -33,7 +33,7 @@
 
 'use strict';
 
-var _ = require('underscore');
+var _ = require('lodash');
 var grpc = require('..');
 var examples = grpc.load(__dirname + '/stock.proto').examples;
 
diff --git a/src/node/index.js b/src/node/index.js
index c09e416c6edb57e27c7a63441d4f439ce903dc76..b6a4e2d0ee5069e130707be9137ba834b8eef8e2 100644
--- a/src/node/index.js
+++ b/src/node/index.js
@@ -33,7 +33,7 @@
 
 'use strict';
 
-var _ = require('underscore');
+var _ = require('lodash');
 
 var ProtoBuf = require('protobufjs');
 
diff --git a/src/node/interop/interop_client.js b/src/node/interop/interop_client.js
index 455055d9f3c9ef751f596140587e039901e48f22..b61b0b63c02e1339f667a22ed16788ed4731c12c 100644
--- a/src/node/interop/interop_client.js
+++ b/src/node/interop/interop_client.js
@@ -35,7 +35,7 @@
 
 var fs = require('fs');
 var path = require('path');
-var _ = require('underscore');
+var _ = require('lodash');
 var grpc = require('..');
 var testProto = grpc.load(__dirname + '/test.proto').grpc.testing;
 var GoogleAuth = require('google-auth-library');
diff --git a/src/node/interop/interop_server.js b/src/node/interop/interop_server.js
index dad59c1347769386026c1d322db2545703de9e61..0baa78a094f3184053593b150659d99b3ce5bdcf 100644
--- a/src/node/interop/interop_server.js
+++ b/src/node/interop/interop_server.js
@@ -35,7 +35,7 @@
 
 var fs = require('fs');
 var path = require('path');
-var _ = require('underscore');
+var _ = require('lodash');
 var grpc = require('..');
 var testProto = grpc.load(__dirname + '/test.proto').grpc.testing;
 var Server = grpc.buildServer([testProto.TestService.service]);
diff --git a/src/node/package.json b/src/node/package.json
index d7e9af07bddf7dcd0df3a5ad3108bc026f79aad8..3ea2c065e70128b2020fadc1c4dcf9b2334dc8cf 100644
--- a/src/node/package.json
+++ b/src/node/package.json
@@ -25,10 +25,9 @@
   },
   "dependencies": {
     "bindings": "^1.2.0",
+    "lodash": "^3.9.3",
     "nan": "^1.5.0",
-    "protobufjs": "dcodeIO/ProtoBuf.js",
-    "underscore": "^1.6.0",
-    "underscore.string": "^3.0.0"
+    "protobufjs": "dcodeIO/ProtoBuf.js"
   },
   "devDependencies": {
     "async": "^0.9.0",
diff --git a/src/node/src/client.js b/src/node/src/client.js
index 65339406b2cc0caf27d6c0bbcc9be2bf0009e3f5..b7bad949d4514e235829ee2601bffc95f14c7757 100644
--- a/src/node/src/client.js
+++ b/src/node/src/client.js
@@ -33,7 +33,7 @@
 
 'use strict';
 
-var _ = require('underscore');
+var _ = require('lodash');
 
 var grpc = require('bindings')('grpc.node');
 
diff --git a/src/node/src/common.js b/src/node/src/common.js
index 98917c0fdd086087bd77edf1b6087499b5e4af59..7b543353ebb0bbfc67949bd0657cbbeba77c5425 100644
--- a/src/node/src/common.js
+++ b/src/node/src/common.js
@@ -33,10 +33,7 @@
 
 'use strict';
 
-var _ = require('underscore');
-
-var capitalize = require('underscore.string/capitalize');
-var decapitalize = require('underscore.string/decapitalize');
+var _ = require('lodash');
 
 /**
  * Get a function that deserializes a specific type of protobuf.
@@ -81,7 +78,7 @@ function fullyQualifiedName(value) {
   }
   var name = value.name;
   if (value.className === 'Service.RPCMethod') {
-    name = capitalize(name);
+    name = _.capitalize(name);
   }
   if (value.hasOwnProperty('parent')) {
     var parent_name = fullyQualifiedName(value.parent);
@@ -118,8 +115,8 @@ function wrapIgnoreNull(func) {
 function getProtobufServiceAttrs(service) {
   var prefix = '/' + fullyQualifiedName(service) + '/';
   return _.object(_.map(service.children, function(method) {
-    return [decapitalize(method.name), {
-      path: prefix + capitalize(method.name),
+    return [_.camelCase(method.name), {
+      path: prefix + _.capitalize(method.name),
       requestStream: method.requestStream,
       responseStream: method.responseStream,
       requestSerialize: serializeCls(method.resolvedRequestType.build()),
diff --git a/src/node/src/server.js b/src/node/src/server.js
index 079495afd4c7d7ccf51c32ca7da3fd0edcd530d8..c6cf9e7eb8055beb9c8e2d5fa132bab38ff22e71 100644
--- a/src/node/src/server.js
+++ b/src/node/src/server.js
@@ -33,7 +33,7 @@
 
 'use strict';
 
-var _ = require('underscore');
+var _ = require('lodash');
 
 var grpc = require('bindings')('grpc.node');
 
@@ -48,8 +48,6 @@ var util = require('util');
 
 var EventEmitter = require('events').EventEmitter;
 
-var common = require('./common.js');
-
 /**
  * Handle an error on a call by sending it as a status
  * @param {grpc.Call} call The call to send the error on
diff --git a/src/node/test/surface_test.js b/src/node/test/surface_test.js
index b390f8b2a55c29a334f11714231ea6735e3d7d3a..8d1f99aaee0251b87262bc16a4a41400cab1ca18 100644
--- a/src/node/test/surface_test.js
+++ b/src/node/test/surface_test.js
@@ -45,9 +45,7 @@ var math_proto = ProtoBuf.loadProtoFile(__dirname + '/../examples/math.proto');
 
 var mathService = math_proto.lookup('math.Math');
 
-var capitalize = require('underscore.string/capitalize');
-
-var _ = require('underscore');
+var _ = require('lodash');
 
 describe('File loader', function() {
   it('Should load a proto file by default', function() {
@@ -159,7 +157,7 @@ describe('Generic client and server', function() {
       server = new Server({
         string: {
           capitalize: function(call, callback) {
-            callback(null, capitalize(call.request));
+            callback(null, _.capitalize(call.request));
           }
         }
       });