diff --git a/package.json b/package.json
index 69f8433..0f6dbf4 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   "devDependencies": {
     "aureooms-js-compare": "^1.4.5",
     "aureooms-js-itertools": "^3.1.1",
-    "aureooms-js-random": "^1.0.2",
+    "aureooms-js-random": "^2.0.0",
     "ava": "^0.17.0",
     "babel-cli": "^6.22.2",
     "babel-polyfill": "^6.22.0",