diff --git a/react-packager/src/Bundler/index.js b/react-packager/src/Bundler/index.js
index a6041e40..c718bb40 100644
--- a/react-packager/src/Bundler/index.js
+++ b/react-packager/src/Bundler/index.js
@@ -57,6 +57,10 @@ const validateOpts = declareOpts({
     type:'string',
     required: false,
   },
+  extraNodeModules: {
+    type: 'object',
+    required: false,
+  },
   nonPersistent: {
     type: 'boolean',
     default: false,
@@ -141,6 +145,7 @@ class Bundler {
       transformCode:
         (module, code, options) =>
           this._transformer.transformFile(module.path, code, options),
+      extraNodeModules: opts.extraNodeModules,
       minifyCode: this._transformer.minify,
     });
 
diff --git a/react-packager/src/Resolver/index.js b/react-packager/src/Resolver/index.js
index f508c9b6..f2cad3e6 100644
--- a/react-packager/src/Resolver/index.js
+++ b/react-packager/src/Resolver/index.js
@@ -54,6 +54,10 @@ const validateOpts = declareOpts({
   transformCode: {
     type: 'function',
   },
+  extraNodeModules: {
+    type: 'object',
+    required: false,
+  },
   minifyCode: {
     type: 'function',
   },
@@ -107,6 +111,7 @@ class Resolver {
       cache: opts.cache,
       shouldThrowOnUnresolvedErrors: (_, platform) => platform === 'ios',
       transformCode: opts.transformCode,
+      extraNodeModules: opts.extraNodeModules,
       assetDependencies: ['react-native/Libraries/Image/AssetRegistry'],
     });
 
diff --git a/react-packager/src/Server/index.js b/react-packager/src/Server/index.js
index 1856fc96..608919b7 100644
--- a/react-packager/src/Server/index.js
+++ b/react-packager/src/Server/index.js
@@ -45,7 +45,11 @@ const validateOpts = declareOpts({
     default: false,
   },
   transformModulePath: {
-    type:'string',
+    type: 'string',
+    required: false,
+  },
+  extraNodeModules: {
+    type: 'object',
     required: false,
   },
   nonPersistent: {