diff --git a/package.json b/package.json
index 1db4f2c..7e047fd 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "devDependencies": {
     "@types/jest": "^26.0.16",
     "@types/js-yaml": "^3.12.1",
-    "@types/jsdom": "^16.2.5",
+    "@types/jsdom": "^21.0.0",
     "@types/json5": "^0.0.30",
     "@types/memory-fs": "^0.3.2",
     "@types/node": "^14.14.10",