diff --git a/package.json b/package.json
index 81f5b3f..27d0ed8 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "lodash": "^4.15.0",
     "optipng-bin": "^3.1.2",
     "q": "^1.4.1",
-    "q-io": "^1.13.2"
+    "q-io": "^2.0.6"
   },
   "devDependencies": {
     "chai": "^3.5.0",