diff --git a/package.json b/package.json
index faf8d98..bc65260 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@aureooms/js-compare": "^1.4.5",
     "@aureooms/js-functools": "^2.0.3",
     "@aureooms/js-itertools": "^3.1.1",
-    "ava": "^0.18.0",
+    "ava": "^0.19.1",
     "babel-cli": "^6.18.0",
     "babel-polyfill": "^6.16.0",
     "babel-preset-latest": "^6.16.0",