diff --git a/node_modules/pkg-dir/package.json b/node_modules/pkg-dir/package.json
index 6759a9ce71..3d60991d9e 100644
--- a/node_modules/pkg-dir/package.json
+++ b/node_modules/pkg-dir/package.json
@@ -48,7 +48,7 @@
     "find-up": "^4.0.0"
   },
   "devDependencies": {
-    "ava": "^1.4.1",
+    "ava": "^4.0.0",
     "tempy": "^0.3.0",
     "tsd": "^0.7.2",
     "xo": "^0.24.0"