diff --git a/package.json b/package.json
index efa84a4..acb4ebf 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
 		"express": "~4.13",
 		"express-hbs": "~1.0",
 		"moment": "~2.13",
-		"pa11y-webservice": "~1.11",
+		"pa11y-webservice": "~2.0",
 		"pa11y-webservice-client-node": "~1.2",
 		"underscore": "~1.8"
 	},