diff --git a/packager/src/Resolver/__tests__/Resolver-test.js b/packager/src/Resolver/__tests__/Resolver-test.js
index 67ec8ab8116..ae4330c69c0 100644
--- a/packager/src/Resolver/__tests__/Resolver-test.js
+++ b/packager/src/Resolver/__tests__/Resolver-test.js
@@ -42,7 +42,6 @@ describe('Resolver', function() {
     DependencyGraph.load = jest.fn().mockImplementation(
       opts => Promise.resolve(new DependencyGraph(opts)),
     );
-    DependencyGraph.replacePatterns = require.requireActual('../../node-haste/lib/replacePatterns');
     DependencyGraph.prototype.createPolyfill = jest.fn();
     DependencyGraph.prototype.getDependencies = jest.fn();
 
diff --git a/packager/src/node-haste/__tests__/Module-test.js b/packager/src/node-haste/__tests__/Module-test.js
index 2e6debb8a84..111e86d3ec4 100644
--- a/packager/src/node-haste/__tests__/Module-test.js
+++ b/packager/src/node-haste/__tests__/Module-test.js
@@ -12,7 +12,6 @@ jest
   .dontMock('absolute-path')
   .dontMock('json-stable-stringify')
   .dontMock('crypto')
-  .dontMock('../lib/replacePatterns')
   .dontMock('../DependencyGraph/docblock')
   .dontMock('../Module');
 
diff --git a/packager/src/node-haste/lib/replacePatterns.js b/packager/src/node-haste/lib/replacePatterns.js
deleted file mode 100644
index 54f34b4d483..00000000000
--- a/packager/src/node-haste/lib/replacePatterns.js
+++ /dev/null
@@ -1,14 +0,0 @@
-/**
- * Copyright (c) 2015-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';
-
-exports.IMPORT_RE = /(\bimport\s+(?:[^'"]+\s+from\s+)??)(['"])([^'"]+)(\2)/g;
-exports.EXPORT_RE = /(\bexport\s+(?:[^'"]+\s+from\s+)??)(['"])([^'"]+)(\2)/g;
-exports.REQUIRE_RE = /(\brequire\s*?\(\s*?)(['"`])([^'"`]+)(\2\s*?\))/g;