diff --git a/package.json b/package.json
index 021d446..472b963 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "node": ">=4"
   },
   "scripts": {
-    "test": "tsc && ava",
+    "test": "tsc && ava dist/tests",
     "build": "tsc",
     "prepublish": "tsc"
   },
@@ -47,9 +47,10 @@
     "compare"
   ],
   "devDependencies": {
+    "@types/jsdom": "^11.0.3",
     "@types/node": "^8.0.47",
     "ava": "*",
-    "jsdom": "^9.12.0",
+    "jsdom": "^11.3.0",
     "typescript": "^2.6.1"
   }
 }