diff --git a/package.json b/package.json
index 13a2e656b2..38227e9566 100755
--- a/package.json
+++ b/package.json
@@ -26,6 +26,7 @@
     "sendgrid": "~0.4.6",
     "tumblr.js": "~0.0.4",
     "twit": "~1.1.12",
-    "underscore": "~1.5.2"
+    "underscore": "~1.5.2",
+    "paypal-rest-sdk": "~0.6.4"
   }
 }