diff --git a/package.json b/package.json
index cbdc30252ef..00b935ea5da 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "chai": "^3.5.0",
     "connect": "^3.4.1",
     "express": "^4.14.0",
-    "fibers": "^1.0.13",
+    "fibers": "^1.0.15",
     "graphql": "^0.7.0",
     "hapi": "^15.0.3",
     "istanbul": "1.0.0-alpha.2",