diff --git a/package.json b/package.json
index f00ff86..3eabb4d 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "native-or-bluebird": "^1.1.2"
   },
   "devDependencies": {
-    "bluebird": "^2.9.4",
+    "bluebird": "^3.1.1",
     "istanbul": "0",
     "mocha": "2"
   },