diff --git a/package.json b/package.json
index 2ba4495..2861ba6 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "aureooms-js-number": "^3.0.0",
     "aureooms-js-operator": "^1.0.2",
     "aureooms-js-sort": "^7.0.0",
-    "ava": "^0.17.0",
+    "ava": "^0.18.0",
     "babel-cli": "^6.18.0",
     "babel-polyfill": "^6.16.0",
     "babel-preset-latest": "^6.16.0",