diff --git a/package.json b/package.json
index 6311003..4503103 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@aureooms/js-itertools": "^3.0.0",
     "@aureooms/js-measure": "^1.0.3",
     "@aureooms/js-predicate": "^2.0.2",
-    "ava": "^0.18.0",
+    "ava": "^0.19.0",
     "babel-cli": "^6.18.0",
     "babel-polyfill": "^6.16.0",
     "babel-preset-latest": "^6.16.0",