diff --git a/.gitignore b/.gitignore
index 3ac848d7..056dc49a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,6 @@
-src
-node_modules
+build
 coverage
+node_modules
 npm-debug.log
 .DS_Store
 .vscode
-src
-definitions
diff --git a/bin/run-test.sh b/bin/run-test.sh
index 74e1ce9d..35d3eec6 100755
--- a/bin/run-test.sh
+++ b/bin/run-test.sh
@@ -30,7 +30,7 @@ function run {
     C="$(npm bin)/istanbul cover --dir ./coverage/${counter}"
     ((counter++))
   fi
-  ($C "$(npm bin)/_mocha" -- $* --timeout 4000 --R spec) || exit 1
+  ($C "$(npm bin)/_mocha" -- $* --require source-map-support/register --timeout 4000 --R spec) || exit 1
 }
 
 # Run test/coverage
diff --git a/google-cloud-debug-agent-2.1.1.tgz b/google-cloud-debug-agent-2.1.1.tgz
new file mode 100644
index 00000000..6662be24
Binary files /dev/null and b/google-cloud-debug-agent-2.1.1.tgz differ
diff --git a/gulpfile.js b/gulpfile.js
index 46cd05d3..95d05ad0 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -31,8 +31,8 @@ const format = require('gulp-clang-format');
 
 const tsconfigPath = path.join(__dirname, 'tsconfig.json');
 const tslintPath = path.join(__dirname, 'tslint.json');
-const outDir = '.';
-const sources = ['src.ts/**/*.ts', 'src.ts/**/*.js'];
+const outDir = 'build';
+const sources = ['src.ts/**/*.ts'];
 
 let exitOnError = true;
 function onError() {
@@ -62,7 +62,7 @@ gulp.task('test.check-lint', () => {
 });
 
 gulp.task('clean', () => {
-  return del(['src']);
+  return del(['build']);
 });
 
 gulp.task('compile', () => {
@@ -71,10 +71,10 @@ gulp.task('compile', () => {
                        .pipe(ts.createProject(tsconfigPath)())
                        .on('error', onError);
   return merge([
-    tsResult.dts.pipe(gulp.dest(`${outDir}/definitions`)),
+    tsResult.dts.pipe(gulp.dest(`${outDir}/types`)),
     tsResult.js
         .pipe(sourcemaps.write(
-            '.', {includeContent: false, sourceRoot: '../../src'}))
+            '.', {includeContent: false, sourceRoot: '../../src.ts'}))
         .pipe(gulp.dest(`${outDir}/src`)),
     tsResult.js.pipe(gulp.dest(`${outDir}/src`))
   ]);
diff --git a/package.json b/package.json
index be57205c..de407a55 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "2.1.1",
   "author": "Google Inc.",
   "description": "Stackdriver Debug Agent for Node.js",
-  "main": "./src/index.js",
+  "main": "./build/src/index.js",
   "repository": "googlecloudplatform/cloud-debug-nodejs",
   "keywords": [
     "google",
@@ -71,5 +71,11 @@
     "coverage": "gulp && ./bin/run-test.sh -c",
     "bump": "gulp && ./bin/run-bump.sh",
     "closure": "gulp && ./node_modules/.bin/closure-npc"
-  }
+  },
+  "files":[
+    "CHANGELOG.md",
+    "LICENSE",
+    "README.md",
+    "build/src"
+  ]
 }
diff --git a/src.ts/agent/debuglet.ts b/src.ts/agent/debuglet.ts
index 762b8281..d1e4778b 100644
--- a/src.ts/agent/debuglet.ts
+++ b/src.ts/agent/debuglet.ts
@@ -41,7 +41,7 @@ import * as scanner from './scanner';
 import * as SourceMapper from './sourcemapper';
 import * as v8debugapi from './v8debugapi';
 
-const pjson = require('../../package.json');
+const pjson = require('../../../package.json');
 
 import * as assert from 'assert';
 
diff --git a/src.ts/debug.ts b/src.ts/debug.ts
index f5b83888..1df57974 100644
--- a/src.ts/debug.ts
+++ b/src.ts/debug.ts
@@ -53,7 +53,7 @@ export class Debug extends common.Service {
       projectIdRequired: false,
       baseUrl: 'https://clouddebugger.googleapis.com/v2',
       scopes: ['https://www.googleapis.com/auth/cloud_debugger'],
-      packageJson: require('../package.json')
+      packageJson: require('../../package.json')
     };
 
     // TODO: Update Service to provide types
diff --git a/src.ts/debuggee.ts b/src.ts/debuggee.ts
index 19a51a81..6925ee6e 100644
--- a/src.ts/debuggee.ts
+++ b/src.ts/debuggee.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-const pjson = require('../package.json');
+const pjson = require('../../package.json');
 import * as _ from 'lodash';
 import {StatusMessage} from './status-message';
 
diff --git a/system-test/test-controller.js b/system-test/test-controller.js
index 0ffd1cb7..ccd869d5 100644
--- a/system-test/test-controller.js
+++ b/system-test/test-controller.js
@@ -26,9 +26,9 @@ assert.ok(
     'Need to have GOOGLE_APPLICATION_CREDENTIALS defined to be able to run ' +
     'this test');
 
-var Controller = require('../src/controller.js').Controller;
-var Debuggee = require('../src/debuggee.js').Debuggee;
-var debug = require('../src/debug.js').Debug();
+var Controller = require('../build/src/controller.js').Controller;
+var Debuggee = require('../build/src/debuggee.js').Debuggee;
+var debug = require('../build/src/debug.js').Debug();
 
 
 describe('Controller', function() {
diff --git a/system-test/test-e2e.js b/system-test/test-e2e.js
index 81e353ee..4a333df8 100644
--- a/system-test/test-e2e.js
+++ b/system-test/test-e2e.js
@@ -21,7 +21,7 @@ var _ = require('lodash'); // for _.find. Can't use ES6 yet.
 var cp = require('child_process');
 var semver = require('semver');
 var promisifyAll = require('@google-cloud/common').util.promisifyAll;
-var Debug = require('../src/debug.js').Debug;
+var Debug = require('../build/src/debug.js').Debug;
 var Debugger = require('../test/debugger.js');
 
 var CLUSTER_WORKERS = 3;
diff --git a/test/misc/bench.js b/test/misc/bench.js
index 59f4bbda..ed8ffda4 100644
--- a/test/misc/bench.js
+++ b/test/misc/bench.js
@@ -21,8 +21,8 @@
  */
 
 
-var v8debugapi = require('../src/v8debugapi.js');
-var Logger = require('../src/logger.js');
+var v8debugapi = require('../build/src/v8debugapi.js');
+var Logger = require('../build/src/logger.js');
 var config = require('../config.js').default;
 var assert = require('assert');
 var pretty = require('pretty-hrtime');
diff --git a/test/misc/test-leak.js b/test/misc/test-leak.js
index e596ad8b..7e4b8bba 100644
--- a/test/misc/test-leak.js
+++ b/test/misc/test-leak.js
@@ -1,7 +1,7 @@
 'use strict';
 
-var v8debugapi = require('../src/v8debugapi.js');
-var Logger = require('../src/logger.js');
+var v8debugapi = require('../build/src/v8debugapi.js');
+var Logger = require('../build/src/logger.js');
 var config = require('../config.js').default;
 var assert = require('assert');
 var util = require('util');
diff --git a/test/test-controller.js b/test/test-controller.js
index 59e7b8ff..6c485259 100644
--- a/test/test-controller.js
+++ b/test/test-controller.js
@@ -18,13 +18,13 @@
 var assert = require('assert');
 var nock   = require('nock');
 var request = require('./auth-request.js');
-var Debuggee = require('../src/debuggee.js').Debuggee;
+var Debuggee = require('../build/src/debuggee.js').Debuggee;
 
 // the tests in this file rely on the GCLOUD_PROJECT environment variable
 // not being set
 delete process.env.GCLOUD_PROJECT;
 
-var Controller = require('../src/controller.js').Controller;
+var Controller = require('../build/src/controller.js').Controller;
 var fakeDebug = {
   request: request
 };
diff --git a/test/test-debug-assert.js b/test/test-debug-assert.js
index 2438b8ba..d18cd588 100644
--- a/test/test-debug-assert.js
+++ b/test/test-debug-assert.js
@@ -18,7 +18,7 @@
 const realAssert = require('assert');
 
 describe('debug-assert', () => {
-  const debugAssert = require('../src/agent/debug-assert.js').debugAssert;
+  const debugAssert = require('../build/src/agent/debug-assert.js').debugAssert;
 
   it('should fire assertions when enabled', () => {
     realAssert.throws(() => {
diff --git a/test/test-debuggee.js b/test/test-debuggee.js
index 46b3a861..6bac4d17 100644
--- a/test/test-debuggee.js
+++ b/test/test-debuggee.js
@@ -16,7 +16,7 @@
 'use strict';
 
 var assert = require('assert');
-var Debuggee = require('../src/debuggee.js').Debuggee;
+var Debuggee = require('../build/src/debuggee.js').Debuggee;
 
 describe('Debuggee', function() {
 
diff --git a/test/test-debuglet.js b/test/test-debuglet.js
index 8a4a8ef9..6c04d35f 100644
--- a/test/test-debuglet.js
+++ b/test/test-debuglet.js
@@ -22,9 +22,9 @@ proxyquire('gcp-metadata', {
 
 var _ = require('lodash');
 var assert = require('assert');
-var DEFAULT_CONFIG = require('../src/agent/config.js').default;
+var DEFAULT_CONFIG = require('../build/src/agent/config.js').default;
 DEFAULT_CONFIG.allowExpressions = true;
-var Debuglet = require('../src/agent/debuglet.js').Debuglet;
+var Debuglet = require('../build/src/agent/debuglet.js').Debuglet;
 var extend = require('extend');
 
 var DEBUGGEE_ID = 'bar';
@@ -88,7 +88,7 @@ describe('Debuglet', function() {
 
     it('should not start when projectId is not available', function(done) {
       this.timeout(8000);
-      var debug = require('../src/debug.js').Debug();
+      var debug = require('../build/src/debug.js').Debug();
       var debuglet = new Debuglet(debug, defaultConfig);
 
       debuglet.once('initError', function(err) {
@@ -102,7 +102,7 @@ describe('Debuglet', function() {
 
     it('should not crash without project num', function(done) {
       this.timeout(8000);
-      var debug = require('../src/debug.js').Debug();
+      var debug = require('../build/src/debug.js').Debug();
       var debuglet = new Debuglet(debug, defaultConfig);
 
       debuglet.once('started', function() { assert.fail(); });
@@ -114,7 +114,7 @@ describe('Debuglet', function() {
 
     it('should use config.projectId', function(done) {
       var projectId = '11020304f2934-a';
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: projectId, credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -141,7 +141,7 @@ describe('Debuglet', function() {
       it('should use GCLOUD_PROJECT in lieu of config.projectId', function(
                                                                       done) {
         process.env.GCLOUD_PROJECT = '11020304f2934-b';
-        var debug = require('../src/debug.js').Debug({credentials: fakeCredentials});
+        var debug = require('../build/src/debug.js').Debug({credentials: fakeCredentials});
         var debuglet = new Debuglet(debug, defaultConfig);
 
         var scope = nock(API)
@@ -162,7 +162,7 @@ describe('Debuglet', function() {
       it('should use options.projectId in preference to the environment variable',
          function(done) {
            process.env.GCLOUD_PROJECT = 'should-not-be-used';
-           var debug = require('../src/debug.js').Debug({
+           var debug = require('../build/src/debug.js').Debug({
              projectId: 'project-via-options',
              credentials: fakeCredentials
            });
@@ -188,7 +188,7 @@ describe('Debuglet', function() {
       it('should respect GCLOUD_DEBUG_LOGLEVEL', function(done) {
         process.env.GCLOUD_PROJECT = '11020304f2934';
         process.env.GCLOUD_DEBUG_LOGLEVEL = 3;
-        var debug = require('../src/debug.js').Debug({credentials: fakeCredentials});
+        var debug = require('../build/src/debug.js').Debug({credentials: fakeCredentials});
         var debuglet = new Debuglet(debug, defaultConfig);
 
         var scope = nock(API)
@@ -222,7 +222,7 @@ describe('Debuglet', function() {
       it('should respect GAE_SERVICE and GAE_VERSION env. vars.', function() {
         process.env.GAE_SERVICE = 'fake-gae-service';
         process.env.GAE_VERSION = 'fake-gae-version';
-        var debug = require('../src/debug.js').Debug();
+        var debug = require('../build/src/debug.js').Debug();
         var debuglet = new Debuglet(debug, defaultConfig);
         assert.ok(debuglet.config_);
         assert.ok(debuglet.config_.serviceContext);
@@ -236,7 +236,7 @@ describe('Debuglet', function() {
          function() {
            process.env.GAE_MODULE_NAME = 'fake-gae-service';
            process.env.GAE_MODULE_VERSION = 'fake-gae-version';
-           var debug = require('../src/debug.js').Debug();
+           var debug = require('../build/src/debug.js').Debug();
            var debuglet = new Debuglet(debug, defaultConfig);
            assert.ok(debuglet.config_);
            assert.ok(debuglet.config_.serviceContext);
@@ -249,7 +249,7 @@ describe('Debuglet', function() {
       it('should respect FUNCTION_NAME env. var.',
          function() {
            process.env.FUNCTION_NAME = 'fake-fn-name';
-           var debug = require('../src/debug.js').Debug();
+           var debug = require('../build/src/debug.js').Debug();
            var debuglet = new Debuglet(debug, defaultConfig);
            assert.ok(debuglet.config_);
            assert.ok(debuglet.config_.serviceContext);
@@ -264,7 +264,7 @@ describe('Debuglet', function() {
         process.env.GAE_MODULE_VERSION = 'fake-gae-module-version';
         process.env.GAE_SERVICE = 'fake-gae-service';
         process.env.GAE_VERSION = 'fake-gae-version';
-        var debug = require('../src/debug.js').Debug();
+        var debug = require('../build/src/debug.js').Debug();
         var debuglet = new Debuglet(debug, defaultConfig);
         assert.ok(debuglet.config_);
         assert.ok(debuglet.config_.serviceContext);
@@ -277,7 +277,7 @@ describe('Debuglet', function() {
       it('should respect GAE_MINOR_VERSION env. var. when available',
          function() {
            process.env.GAE_MINOR_VERSION = 'some minor version';
-           var debug = require('../src/debug.js').Debug();
+           var debug = require('../build/src/debug.js').Debug();
            var debuglet = new Debuglet(debug, defaultConfig);
            assert.ok(debuglet.config_);
            assert.ok(debuglet.config_.serviceContext);
@@ -288,7 +288,7 @@ describe('Debuglet', function() {
       it('should conjure a fake minor version when running on flex',
          function() {
            process.env.GAE_SERVICE = 'fake-gae-service';
-           var debug = require('../src/debug.js').Debug();
+           var debug = require('../build/src/debug.js').Debug();
            var debuglet = new Debuglet(debug, defaultConfig);
            assert.ok(debuglet.config_);
            assert.ok(debuglet.config_.serviceContext);
@@ -297,7 +297,7 @@ describe('Debuglet', function() {
 
       it('should not have minorVersion unless enviroment provides it',
          function() {
-           var debug = require('../src/debug.js').Debug();
+           var debug = require('../build/src/debug.js').Debug();
            var debuglet = new Debuglet(debug, defaultConfig);
            assert.ok(debuglet.config_);
            assert.ok(debuglet.config_.serviceContext);
@@ -307,7 +307,7 @@ describe('Debuglet', function() {
 
       it('should not provide minorversion upon registration on non flex',
          function(done) {
-           var debug = require('../src/debug.js').Debug(
+           var debug = require('../build/src/debug.js').Debug(
                {projectId: 'fake-project', credentials: fakeCredentials});
            var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -329,7 +329,7 @@ describe('Debuglet', function() {
       it('should provide minorversion upon registration if on flex', function(
                                                                          done) {
         process.env.GAE_SERVICE = 'fake-service';
-        var debug = require('../src/debug.js').Debug(
+        var debug = require('../build/src/debug.js').Debug(
             {projectId: 'fake-project', credentials: fakeCredentials});
         var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -353,7 +353,7 @@ describe('Debuglet', function() {
 
     it('should retry on failed registration', function(done) {
       this.timeout(10000);
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: '11020304f2934', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -376,7 +376,7 @@ describe('Debuglet', function() {
     });
 
     it('should error if a package.json doesn\'t exist', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var config = extend({}, defaultConfig,
                           {workingDirectory: __dirname, forceNewAgent_: true});
@@ -391,7 +391,7 @@ describe('Debuglet', function() {
     });
 
     it('should register successfully otherwise', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -412,7 +412,7 @@ describe('Debuglet', function() {
 
 
     it('should pass source context to api if present', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var old = Debuglet.prototype.getSourceContext_;
       Debuglet.prototype.getSourceContext_ = function(cb) {
@@ -441,7 +441,7 @@ describe('Debuglet', function() {
     it('should de-activate when the server responds with isDisabled',
        function(done) {
          this.timeout(4000);
-         var debug = require('../src/debug.js').Debug(
+         var debug = require('../build/src/debug.js').Debug(
              {projectId: 'fake-project', credentials: fakeCredentials});
          var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -462,7 +462,7 @@ describe('Debuglet', function() {
 
     it('should retry after a isDisabled request', function(done) {
       this.timeout(4000);
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -491,7 +491,7 @@ describe('Debuglet', function() {
     });
 
     it('should re-register when registration expires', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -518,7 +518,7 @@ describe('Debuglet', function() {
 
     it('should fetch and add breakpoints', function(done) {
       this.timeout(2000);
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -544,7 +544,7 @@ describe('Debuglet', function() {
     it('should reject breakpoints with conditions when allowExpressions=false',
         function(done) {
       this.timeout(2000);
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
       debuglet.config_.allowExpressions = false;
@@ -582,7 +582,7 @@ describe('Debuglet', function() {
     it('should reject breakpoints with expressions when allowExpressions=false',
         function(done) {
       this.timeout(2000);
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
       debuglet.config_.allowExpressions = false;
@@ -620,7 +620,7 @@ describe('Debuglet', function() {
     it('should re-fetch breakpoints on error', function(done) {
       this.timeout(6000);
 
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var debuglet = new Debuglet(debug, defaultConfig);
 
@@ -659,7 +659,7 @@ describe('Debuglet', function() {
     });
 
     it('should expire stale breakpoints', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var config = extend({}, defaultConfig,
                           {breakpointExpirationSec: 1, forceNewAgent_: true});
@@ -704,7 +704,7 @@ describe('Debuglet', function() {
     // the breakpoint listed as active. It validates that the breakpoint
     // is only expired with the server once.
     it('should not update expired breakpoints', function(done) {
-      var debug = require('../src/debug.js').Debug(
+      var debug = require('../build/src/debug.js').Debug(
           {projectId: 'fake-project', credentials: fakeCredentials});
       var config = extend({}, defaultConfig, {
         breakpointExpirationSec: 1,
diff --git a/test/test-duplicate-expressions.js b/test/test-duplicate-expressions.js
index b74d63f1..59eb805f 100644
--- a/test/test-duplicate-expressions.js
+++ b/test/test-duplicate-expressions.js
@@ -28,11 +28,11 @@ var breakpointInFoo = {
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 function stateIsClean(api) {
   assert.equal(api.numBreakpoints_(), 0,
diff --git a/test/test-duplicate-nested-expressions.js b/test/test-duplicate-nested-expressions.js
index 6213630b..884db0ad 100644
--- a/test/test-duplicate-nested-expressions.js
+++ b/test/test-duplicate-nested-expressions.js
@@ -26,11 +26,11 @@
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 function stateIsClean(api) {
   assert.equal(api.numBreakpoints_(), 0,
diff --git a/test/test-fat-arrow.js b/test/test-fat-arrow.js
index 6dd12190..723f9f5a 100644
--- a/test/test-fat-arrow.js
+++ b/test/test-fat-arrow.js
@@ -17,11 +17,11 @@
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 process.env.GCLOUD_PROJECT = 0;
 
diff --git a/test/test-max-data-size.js b/test/test-max-data-size.js
index 4e3989e0..874b52ed 100644
--- a/test/test-max-data-size.js
+++ b/test/test-max-data-size.js
@@ -24,10 +24,10 @@ process.env.GCLOUD_DIAGNOSTICS_CONFIG = 'test/fixtures/test-config.js';
 var assert = require('assert');
 var extend = require('extend');
 var common = require('@google-cloud/common');
-var v8debugapi = require('../src/agent/v8debugapi.js');
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
-var defaultConfig = require('../src/agent/config.js').default;
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
 var api;
 
 var breakpointInFoo = {
diff --git a/test/test-options-credentials.js b/test/test-options-credentials.js
index 5b4f76df..266519a2 100644
--- a/test/test-options-credentials.js
+++ b/test/test-options-credentials.js
@@ -20,8 +20,8 @@ var assert = require('assert');
 var nock = require('nock');
 var nocks = require('./nocks.js');
 var extend = require('extend');
-var config = require('../src/agent/config.js').default;
-var Debuglet = require('../src/agent/debuglet.js').Debuglet;
+var config = require('../build/src/agent/config.js').default;
+var Debuglet = require('../build/src/agent/debuglet.js').Debuglet;
 
 var envProject = process.env.GCLOUD_PROJECT;
 
@@ -48,7 +48,7 @@ describe('test-options-credentials', function() {
       projectId: 'fake-project',
       keyFilename: path.join(__dirname, 'fixtures', 'gcloud-credentials.json')
     });
-    var debug = require('../src/debug.js').Debug(options);
+    var debug = require('../build/src/debug.js').Debug(options);
     var scope = nocks.oauth2(function(body) {
       assert.equal(body.client_id, credentials.client_id);
       assert.equal(body.client_secret, credentials.client_secret);
@@ -70,7 +70,7 @@ describe('test-options-credentials', function() {
       projectId: 'fake-project',
       credentials: require('./fixtures/gcloud-credentials.json')
     });
-    var debug = require('../src/debug.js').Debug(options);
+    var debug = require('../build/src/debug.js').Debug(options);
     var scope = nocks.oauth2(function(body) {
       assert.equal(body.client_id, options.credentials.client_id);
       assert.equal(body.client_secret, options.credentials.client_secret);
@@ -100,7 +100,7 @@ describe('test-options-credentials', function() {
       keyFilename: path.join('test', 'fixtures', 'gcloud-credentials.json'),
       credentials: credentials
     });
-    var debug = require('../src/debug.js').Debug(options);
+    var debug = require('../build/src/debug.js').Debug(options);
     var scope = nocks.oauth2(function(body) {
       assert.equal(body.client_id, credentials.client_id);
       assert.equal(body.client_secret, credentials.client_secret);
diff --git a/test/test-scanner.js b/test/test-scanner.js
index a1680050..fb10092f 100644
--- a/test/test-scanner.js
+++ b/test/test-scanner.js
@@ -24,7 +24,7 @@ var fixture = function(file) {
   return path.join(fixtureDir, file);
 };
 
-var scanner = require('../src/agent/scanner.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 describe('scanner', function() {
 
diff --git a/test/test-sourcemapper.js b/test/test-sourcemapper.js
index ed0db093..4ade99c2 100644
--- a/test/test-sourcemapper.js
+++ b/test/test-sourcemapper.js
@@ -19,7 +19,7 @@
 var assert = require('assert');
 var path = require('path');
 
-var SourceMapper = require('../src/agent/sourcemapper.js');
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
 
 /**
  * @param {string} tool The name of the tool that was used to generate the 
diff --git a/test/test-state.js b/test/test-state.js
index 69c3cce9..4fbd562e 100644
--- a/test/test-state.js
+++ b/test/test-state.js
@@ -16,7 +16,7 @@
 'use strict';
 
 const assert = require('assert');
-const state = require('../src/agent/state.js');
+const state = require('../build/src/agent/state.js');
 
 describe('state', () => {
   // Testing of state.js is driven through test-v8debugapi.js. There are
diff --git a/test/test-this-context.js b/test/test-this-context.js
index ab4aafc0..03e90675 100644
--- a/test/test-this-context.js
+++ b/test/test-this-context.js
@@ -26,11 +26,11 @@
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 function stateIsClean(api) {
   assert.equal(api.numBreakpoints_(), 0,
diff --git a/test/test-try-catch.js b/test/test-try-catch.js
index 20c1c7ef..00cd09ac 100644
--- a/test/test-try-catch.js
+++ b/test/test-try-catch.js
@@ -26,11 +26,11 @@
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var SourceMapper = require('../src/agent/sourcemapper.js');
-var scanner = require('../src/agent/scanner.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
+var scanner = require('../build/src/agent/scanner.js');
 
 function stateIsClean(api) {
   assert.equal(api.numBreakpoints_(), 0,
diff --git a/test/test-v8debugapi.js b/test/test-v8debugapi.js
index 31a412be..d53f0de1 100644
--- a/test/test-v8debugapi.js
+++ b/test/test-v8debugapi.js
@@ -33,12 +33,12 @@ var MAX_INT = 2147483647; // Max signed int32.
 
 var assert = require('assert');
 var extend = require('extend');
-var v8debugapi = require('../src/agent/v8debugapi.js');
+var v8debugapi = require('../build/src/agent/v8debugapi.js');
 var common = require('@google-cloud/common');
-var defaultConfig = require('../src/agent/config.js').default;
-var StatusMessage = require('../src/status-message.js').StatusMessage;
-var scanner = require('../src/agent/scanner.js');
-var SourceMapper = require('../src/agent/sourcemapper.js');
+var defaultConfig = require('../build/src/agent/config.js').default;
+var StatusMessage = require('../build/src/status-message.js').StatusMessage;
+var scanner = require('../build/src/agent/scanner.js');
+var SourceMapper = require('../build/src/agent/sourcemapper.js');
 var path = require('path');
 var semver = require('semver');