diff --git a/integration_tests/__tests__/haste-retain-all-ignore-paths-test.js b/integration_tests/__tests__/haste-retain-all-ignore-paths-test.js
new file mode 100644
index 000000000000..d12724af0e27
--- /dev/null
+++ b/integration_tests/__tests__/haste-retain-all-ignore-paths-test.js
@@ -0,0 +1,33 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+'use strict';
+
+const runJest = require('../runJest');
+const skipOnWindows = require('skipOnWindows');
+
+skipOnWindows.suite();
+
+it('does not run tests in node_modules/', () => {
+  const result = runJest.json('haste-retain-all-ignore-paths').json;
+
+  const testNames = result.testResults.map(res => res.name).sort();
+
+  expect(
+    testNames.some(x => x.includes('library/__tests__/shouldnt-run.js')),
+  ).toBe(false);
+});
+
+it('runs tests in src/node_modules/', () => {
+  const result = runJest.json('haste-retain-all-ignore-paths').json;
+
+  const testNames = result.testResults.map(res => res.name).sort();
+
+  expect(
+    testNames.some(x => x.includes('src-library/__tests__/should-run.js')),
+  ).toBe(true);
+});
diff --git a/integration_tests/haste-retain-all-ignore-paths/example/src/node_modules/src-library/__tests__/should-run.js b/integration_tests/haste-retain-all-ignore-paths/example/src/node_modules/src-library/__tests__/should-run.js
new file mode 100644
index 000000000000..24906857a9ec
--- /dev/null
+++ b/integration_tests/haste-retain-all-ignore-paths/example/src/node_modules/src-library/__tests__/should-run.js
@@ -0,0 +1,11 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+'use strict';
+
+// This test should run
+test('stub', () => expect(1).toBe(1));
\ No newline at end of file
diff --git a/integration_tests/haste-retain-all-ignore-paths/node_modules/library/__tests__/shouldnt-run.js b/integration_tests/haste-retain-all-ignore-paths/node_modules/library/__tests__/shouldnt-run.js
new file mode 100644
index 000000000000..4afd8655d408
--- /dev/null
+++ b/integration_tests/haste-retain-all-ignore-paths/node_modules/library/__tests__/shouldnt-run.js
@@ -0,0 +1,11 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+'use strict';
+
+// This test shouldn't run
+test('stub', () => expect(1).toBe(2));
\ No newline at end of file
diff --git a/integration_tests/haste-retain-all-ignore-paths/package.json b/integration_tests/haste-retain-all-ignore-paths/package.json
new file mode 100644
index 000000000000..75b1d8144378
--- /dev/null
+++ b/integration_tests/haste-retain-all-ignore-paths/package.json
@@ -0,0 +1,11 @@
+{
+  "jest": {
+    "haste": {
+      "retainAllFiles": true
+    },
+    "testEnvironment": "node",
+    "testPathIgnorePatterns": [
+      "<rootDir>/node_modules/"
+    ]
+  }
+}
diff --git a/packages/jest-runtime/src/__tests__/Runtime-static-createHasteMap-test.js b/packages/jest-runtime/src/__tests__/Runtime-static-createHasteMap-test.js
new file mode 100644
index 000000000000..1264fba1ff18
--- /dev/null
+++ b/packages/jest-runtime/src/__tests__/Runtime-static-createHasteMap-test.js
@@ -0,0 +1,62 @@
+/**
+ * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+'use strict';
+
+jest.mock('jest-haste-map', () => {
+  return class HeatMapMock {
+    constructor(options) {
+      this.options = options;
+    }
+  };
+});
+
+const Runtime = require('../');
+
+const defaultHasteConfig = {
+  providesModuleNodeModules: [],
+};
+
+const defaultConfig = {
+  cacheDirectory: '',
+  haste: defaultHasteConfig,
+  mocksPattern: '',
+  moduleFileExtensions: [],
+  modulePathIgnorePatterns: [],
+  name: '',
+  testPathDirs: [],
+  watchman: false,
+};
+
+const defaultOptions = {
+  maxWorkers: 0,
+  resetCache: false,
+};
+
+describe('Runtime', () => {
+  describe('createHasteMap', () => {
+    it('retainAllFiles from haste config if provided', () => {
+      const haste = Object.assign({}, defaultHasteConfig, {
+        retainAllFiles: true,
+      });
+
+      const config = Object.assign({}, defaultConfig, {
+        haste,
+      });
+
+      const hasteMap = Runtime.createHasteMap(config, defaultOptions);
+
+      expect(hasteMap.options.retainAllFiles).toBe(true);
+    });
+
+    it('retainAllFiles false if not provided', () => {
+      const hasteMap = Runtime.createHasteMap(defaultConfig, defaultOptions);
+
+      expect(hasteMap.options.retainAllFiles).toBe(false);
+    });
+  });
+});
diff --git a/packages/jest-runtime/src/index.js b/packages/jest-runtime/src/index.js
index 490ce6981c98..ad323e9c9c9d 100644
--- a/packages/jest-runtime/src/index.js
+++ b/packages/jest-runtime/src/index.js
@@ -213,7 +213,7 @@ class Runtime {
       platforms: config.haste.platforms || ['ios', 'android'],
       providesModuleNodeModules: config.haste.providesModuleNodeModules,
       resetCache: options && options.resetCache,
-      retainAllFiles: false,
+      retainAllFiles: config.haste.retainAllFiles || false,
       roots: config.roots,
       useWatchman: config.watchman,
       watch: options && options.watch,
diff --git a/types/Config.js b/types/Config.js
index 163a08667164..66140a15419c 100644
--- a/types/Config.js
+++ b/types/Config.js
@@ -17,6 +17,7 @@ export type HasteConfig = {|
   hasteImplModulePath?: string,
   platforms?: Array<string>,
   providesModuleNodeModules: Array<string>,
+  retainAllFiles?: boolean,
 |};
 
 export type ConfigGlobals = Object;