diff --git a/package.json b/package.json
index b9e1962..d4f720a 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "random-seed": "^0.3.0"
   },
   "devDependencies": {
-    "ava": "^0.18.2",
+    "ava": "^0.19.0",
     "babel-cli": "^6.14.0",
     "babel-plugin-add-module-exports": "^0.2.1",
     "babel-preset-es2015": "^6.14.0",