diff --git a/packager/react-packager/src/Activity/__mocks__/chalk.js b/packager/react-packager/src/Activity/__mocks__/chalk.js
new file mode 100644
index 000000000..961d8558d
--- /dev/null
+++ b/packager/react-packager/src/Activity/__mocks__/chalk.js
@@ -0,0 +1,14 @@
+/**
+ * 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';
+
+module.exports = {
+  dim: s =>  s,
+  blue: {bold: {}},
+};