diff --git a/package.json b/package.json
index 466e499..a8ed60c 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "homepage": "https://github.com/lukechilds/browser-env#readme",
   "dependencies": {
-    "window": "4.2.3"
+    "window": "4.2.4"
   },
   "devDependencies": {
     "ava": "^0.23.0",
diff --git a/test/fixtures/expectedProperties.json b/test/fixtures/expectedProperties.json
index 0afe245..09b6f6b 100644
--- a/test/fixtures/expectedProperties.json
+++ b/test/fixtures/expectedProperties.json
@@ -1,4 +1,6 @@
 [
+  "AbortController",
+  "AbortSignal",
   "ArrayBuffer",
   "Attr",
   "Audio",