diff --git a/package.json b/package.json
index a1914e5..f5c842f 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "istanbul": "^0.4.5",
     "jsdoc": "^3.6.8",
     "jsdoc-to-markdown": "7.1.1",
-    "jsdom": "^20.0.0",
+    "jsdom": "^21.1.1",
     "jsdom-global": "^3.0.2",
     "jsonwebtoken": "^8.5.1",
     "lint-staged": "^13.0.3",