diff --git a/package.json b/package.json
index bbc0fa04e0bb..8e0049e32ea3 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
     "nodemon": "^2.0.4",
     "npm-merge-driver-install": "^2.0.0",
     "object-hash": "^2.0.1",
-    "pa11y-ci": "^2.4.0",
+    "pa11y-ci": "^4.0.0",
     "puppeteer": "^2.1.1",
     "replace": "^1.2.0",
     "revalidator": "^0.3.1",